50 Fun Facts About World Heritage Sites

Which year saw UNESCO adopt the World Heritage Convention, the end of a seven-year drafting process?

1972 is the year: the convention was adopted on 16 November 1972, inspired by the 1960s campaign to move Abu Simbel's temples out of the rising Nile. Drafting had begun in 1965.

Which sovereign state had its entire territory inscribed as a single World Heritage Site in 1984?

Vatican City's whole territory went onto the list in 1984. It is also on the International Register of Cultural Property under Special Protection, which gives it legal protection in armed conflict.

Which English port city was struck off the list in 2021 after approving a football stadium in its historic docks?

Liverpool became only the third site ever removed, on 21 July 2021, months after Everton's new stadium was approved for Bramley-Moore Dock. The committee had warned in 2017 that the Liverpool Waters scheme put the listing at risk.

Which Australian site escaped the danger list in 2021 after its government lobbied against UNESCO's climate assessment?

The Great Barrier Reef was judged 'clearly in danger from climate change' by UNESCO, yet the committee of diplomats ignored that advice in July 2021. Australia had earlier had the reef cut from a 2016 UNESCO report on tourism and climate.

Which Peruvian site, listed for both nature and culture, nearly joined the danger list in 2017 over overcrowding?

Machu Picchu is both a cultural and a natural World Heritage Site, and in 2017 UNESCO considered listing it in danger before deciding against it. Its 1983 inscription covers the surrounding landscape as well as the ruins.

Which temple complex, inscribed in 1992 while a UN mission ran Cambodia, went straight onto the danger list?

Angkor was listed and placed in danger on the same occasion so urgent conservation could begin, and it came off the danger list in 2004. The listing came under the UN mission set up by the 1991 Paris Peace Agreements.

Which US park, one of the first twelve sites inscribed in 1978, spent 1995 to 2003 on the danger list?

Yellowstone spent eight years on the danger list, from 1995 to 2003, having been inscribed among the first twelve sites in 1978. It is widely understood to be the first national park in the world.

Which Irish island monastery, inscribed in 1996, stood in for the planet Ahch-To in Star Wars: The Force Awakens?

Skellig Michael was filmed as Ahch-To for both The Force Awakens in 2015 and The Last Jedi in 2017, with aerial footage reused in The Rise of Skywalker. ICOMOS called it a unique example of an early religious settlement.

On what date each year is the International Day for Monuments and Sites, approved by UNESCO in 1983, observed?

18 April has been the International Day for Monuments and Sites since UNESCO approved it at its 22nd general conference in 1983. It is widely known simply as World Heritage Day.

Which Gulf state had the first site ever struck off the list, in 2007, after cutting an oryx sanctuary by 90%?

Oman's Arabian Oryx Sanctuary was removed on 28 June 2007 after oil was found there, with the oryx population down from 450 in 1996 to 65. It was delisted outright rather than first being placed in danger.

Which German city lost its Elbe Valley listing in 2009 for building a four-lane road bridge across the protected valley?

Dresden's Waldschlösschen Bridge cost the valley its status in a 14 to 5 committee vote in June 2009, after three years on the danger list. Opponents fought the bridge through the courts and lost.

How many states parties sit on the World Heritage Committee that decides which nominations are inscribed each year?

The 21 states parties on the committee are advised by international panels of experts in natural or cultural history. Their annual session is where sites are inscribed, listed in danger or, rarely, removed.

How many selection criteria does UNESCO use, with a nominated site required to satisfy at least one of them?

Ten criteria have applied since 2005, when separate sets of six cultural and four natural criteria were merged into one list. The first cultural criterion is 'to represent a masterpiece of human creative genius'.

What document must a country add a site to before it is allowed to nominate that site for inscription?

The Tentative List is each country's own inventory of candidates, and a site missing from it cannot be nominated at all. Even a major boundary change must go back through it as if it were a new nomination.

What three-word quality must a nominated site show, in addition to meeting at least one of the selection criteria?

Outstanding Universal Value is the test even for boundary changes: a minor tweak that does not affect it still goes to the advisory bodies. The phrase is abbreviated to OUV in committee papers.

Roughly how many properties were on the World Heritage List after the July 2026 session, spread across 173 countries?

About 1,270 is right: 1,273 sites across 173 countries as of July 2026, more than fifty years after the first twelve were inscribed. Cultural sites outnumber natural ones by a wide margin.

Which advisory body proposed World Heritage Day in 1982, a year before UNESCO approved it?

ICOMOS, the International Council on Monuments and Sites, is the advisory body that assesses cultural nominations for the committee. Its natural-site counterpart is the IUCN.

Which Florida park went back on the danger list in 2010, its second spell after one from 1993 to 2007?

Everglades National Park was listed in 1979 and has also been a Ramsar wetland of international importance since 1987. It first went on the danger list in 1993, came off in 2007 and went back on in 2010.

Which cathedral, begun around 796 as Charlemagne's palace chapel, was among the first twelve sites inscribed in 1978?

Aachen Cathedral holds Charlemagne's tomb: he was buried in his Palatine Chapel in 814, and the site was listed for its central role in the history of the Holy Roman Empire. It is one of the oldest cathedral buildings in Europe.

Which Polish mine, with four chapels carved from rock salt by its miners, was on the original 1978 list?

Wieliczka Salt Mine was on the original 1978 list and later spent 1989 to 1998 on the danger list. One of its brine lakes is the setting for a sound and light show with the music of Chopin.

Which Ethiopian town's eleven rock-hewn churches were declared a World Heritage Site in the first group of 1978?

Lalibela's 11 churches are grouped by UNESCO into four clusters, among them Biete Medhane Alem, home of the Lalibela Cross. They were carved downward into the bedrock rather than built up.

Which island off Dakar, site of the House of Slaves memorial, was among the first twelve places inscribed in 1978?

Gorée's House of Slaves, built by an Afro-French Métis family around 1780 to 1784, is now the island's site of memory of slavery. It is Senegal's premier tourist site.

Which park, Colorado's only World Heritage Site as of 2026, was in the original group inscribed in 1978?

Mesa Verde, in Montezuma County, was listed for its cliff dwellings and as of 2026 is still Colorado's only entry on the list. It became a national park in 1906, long before the convention existed.

Which country nominated the Old City of Jerusalem in 1980, then asked in 1982 for it to be listed in danger?

Jordan put the Old City forward; it was inscribed with its walls in 1981 and went onto the danger list in 1982 at Jordan's request. The Old City had come under Jordanian control after the 1948 war.

Which chain of 19th-century survey points from Hammerfest in Norway to the Black Sea is shared by 10 countries?

The Struve Geodetic Arc measured the Earth's size and shape; 34 plaques and obelisks survive from its 265 original station points. It was inscribed in 2005 as a testament to international scientific cooperation.

Which inland delta, whose waters never reach the sea, became the 1,000th site inscribed on the list in 2014?

The Okavango Delta reached the milestone on 22 June 2014, as one of the few interior delta systems whose wetland is still largely intact. Its floods arrive in the dry season.

Which New Zealand park was the first place inscribed as a cultural landscape, for its spiritual meaning to Māori?

Tongariro was listed for its natural features in 1990 and gained dual status in 1993, an initiative backed by Tumu Te Heuheu of Ngāti Tūwharetoa. Its peaks include Ngauruhoe and Ruapehu.

Which purpose-built capital was inscribed in 1987, barely 27 years after it was inaugurated?

Brasília was listed for its modernist architecture and artistic urban planning only 27 years after its inauguration on 21 April 1960. The whole city went up in 41 months.

Which architect's 17 buildings across seven countries were inscribed together as a single site in 2016?

Le Corbusier's listing was approved at the 2016 committee session in Istanbul and takes in the Capitol Complex in Chandigarh. Earlier versions of the nomination had been cut back before it succeeded.

Which American architect's eight buildings in six states were inscribed as a single site in 2019?

Frank Lloyd Wright's eight buildings were designed over a 50-year period and inscribed on 7 July 2019. All eight are also US National Historic Landmarks.

Which Japanese volcano joined the list on 22 June 2013 as a cultural site rather than a natural one?

Mount Fuji's summit has been thought sacred since ancient times and was once forbidden to women, which is why it was listed as a Cultural Site. It is Japan's highest peak at 3,776 metres.

Which Syrian site, listed in 1980, had large parts including its Temple of Bel destroyed by the Islamic State in 2015?

Palmyra is one of all six Syrian properties placed on the danger list in 2013, two years before the destruction; the Temple of Bel had been dedicated in AD 32. The Syrian Army retook the site on 2 March 2017.

Which city's shrines brought the International Criminal Court's first conviction for destroying heritage, in 2016?

Timbuktu's mausoleums earned Ahmad al-Faqi al-Mahdi a nine-year sentence on 27 September 2016, the first ICC case built solely on cultural crimes. He was also the first defendant to plead guilty at the court.

Which European capital's historic centre spent July 2017 to July 2026 on the danger list before being taken off?

Vienna's city centre had been inscribed in 2001, sixteen years before it was listed as endangered over a high-rise project at Heumarkt. It left the danger list in 2026 after the tower was scaled back to under 50 metres.

Which Ukrainian port's historic centre joined the list and the danger list together under a 2023 emergency procedure?

Odesa was inscribed in January 2023 under criteria ii and iv, with the danger listing citing the Russo-Ukrainian war. The emergency route skips the usual years-long evaluation.

Which waterfall system is inscribed twice, as separate national parks listed by neighbouring countries in 1984 and 1986?

Iguazu Falls has a listing on each bank: Argentina's Iguazú National Park went on in 1984 and Brazil's Iguaçu National Park in 1986. The two parks share the falls but were nominated separately.

Which Australian state lost the 1983 High Court 'Dam Case' that upheld a federal law enforcing a World Heritage listing?

Tasmania's Franklin River area had been listed in November 1982; a four-to-three majority ruled the World Heritage Properties Conservation Act valid under the external affairs power. The judgment came on 1 July 1983.

Which Barcelona basilica has only its crypt and Nativity façade inscribed, within a seven-property Gaudí listing?

The Sagrada Família's other parts, including its schools, sit only in the buffer zone of the Works of Antoni Gaudí listing, which also covers Park Güell and Casa Milà. All seven properties lie in Barcelona province.

Which Nepalese site, where a pillar raised by Emperor Ashoka marks the Buddha's birthplace, was inscribed in 1997?

Lumbini's pillar was rediscovered in 1896, and its Brahmi inscription records Ashoka's visit in the 3rd century BCE. The find fixed the birthplace's location after centuries of uncertainty.

Which monument, the world's largest Buddhist temple, was listed in 1991 after a UNESCO-backed restoration ended in 1983?

Borobudur was entered in the Guinness Book of World Records in June 2012 as the world's largest Buddhist temple. The Indonesian government and UNESCO finished its biggest restoration in 1983.

Which Illinois mound site, the largest pre-Columbian earthwork north of Mexico, was inscribed in 1982?

Cahokia's Monks Mound rises ten storeys on four terraces, the largest man-made earthen mound north of Mexico. The city was the heart of the Mississippian culture from about 1000 AD.

Which Persian ceremonial capital, burned by Alexander's army in 330 BC, was among Iran's first sites listed in 1979?

Persepolis was inscribed at the committee's third session, held in Cairo and Luxor in 1979, alongside Isfahan's great square and Tchogha Zanbil. One theory says Alexander burned it to avenge the Persian sack of Athens.

Which Myanmar plain of temples was inscribed in 2019, 24 years after its first nomination stalled over restoration work?

Bagan was inscribed on 6 July 2019 at the committee's 43rd session, with the long delay blamed mainly on heavy-handed restorations. More than 2,000 temples and pagodas survive from the ancient Pagan capital.

Which British monument, listed in 1987, was folded in 2005 into a transnational Roman frontier site shared with Germany?

Hadrian's Wall became part of 'Frontiers of the Roman Empire', which the turf-built Antonine Wall in Scotland joined in 2008. The German half is the Upper Germanic-Rhaetian Limes.

Under which collective name are the relocated temples of Abu Simbel and Philae inscribed on the World Heritage List?

The Nubian Monuments group also includes temples such as Amada and Wadi es-Sebua, all moved from the path of Lake Nasser in the rescue that inspired the convention. Abu Simbel itself was shifted 65 metres higher in 1968.

Which Greek monastic site is listed as mixed, for nature as well as culture, alongside Mount Athos and Mount Olympus?

Meteora shares the mixed label with Mount Athos and Mount Olympus, the latter inscribed in 2026; Greece's other 18 properties are cultural. Its monasteries sit atop natural sandstone pillars in Thessaly.

Which Canadian waterway, the oldest continuously operated canal system in North America, was inscribed in 2007?

The Rideau Canal was inscribed as a work of human creative genius and appeared on a $2.50 Canada Post stamp honouring World Heritage Sites in 2014. It links Ottawa to Kingston on Lake Ontario.

Which Philadelphia building was inscribed in 1979 under criterion (vi), the one for ties to great events and ideas?

Independence Hall is the centrepiece of Independence National Historical Park, run by the federal National Park Service. It was listed for its direct link to events and ideas of universal significance, not for its architecture.

Which Congolese park, listed in 1979 for habitat sheltering mountain gorillas, went on the danger list in 1994?

Virunga's danger listing cites civil unrest and increased human presence; the park began life as Albert National Park in 1925. Its listing also honoured exceptional biodiversity and endemism.

Which Canadian river park was among the first four natural sites inscribed in 1978?

Nahanni National Park Reserve was recognised for its wilderness landscape, extensive river systems, waterfalls and deep limestone canyons. It lies in the Northwest Territories on the South Nahanni River.