60 Fun Facts About Cairo

Roughly how many people live in the Greater Cairo metropolitan area?

The city proper alone holds more than 9.8 million; the agglomeration is the largest in Africa, the Arab world and the Middle East.

Cairo's Arabic name, al-Qāhirah, means what?

The Fatimid caliph al-Mu'izz gave the name; one story says the planet Mars, 'the Conquering Star', was rising when the city was founded.

Egyptians often refer to Cairo by which name, which is also the Egyptian Arabic word for Egypt itself?

The habit underlines how completely the capital stands for the country in everyday speech.

Cairo was founded in 969 by which dynasty as its new capital?

General Jawhar al-Saqili laid out the walled palace-city northeast of the older settlement; it took four years to build.

Which earlier settlement, founded in 641 beside the Roman Babylon Fortress, was Cairo's predecessor?

Its name means 'the tent'; it was burned in 1168 to keep it out of Crusader hands, and Cairo took over as the economic centre.

Cairo is nicknamed 'the city of a thousand' what?

The nickname reflects its dense Islamic architecture; the historic centre became a World Heritage Site in 1979.

Which Muslim commander conquered Byzantine Egypt in 639–642 and founded Africa's oldest mosque?

He also founded a mosque beside the fortress that, though much rebuilt, is the oldest in Egypt.

What did the Nilometer on Roda Island, Cairo's oldest Islamic-era structure, measure?

It was ordered by the Abbasid caliph al-Mutawakkil and still stands, though it has been re-roofed over the centuries.

Which mosque, built between 876 and 879, is the oldest in Cairo to keep its original form?

It is a rare example of classical Abbasid architecture and the only survivor of the razed city of al-Qata'i.

Al-Azhar University, founded in 970, is described as which of the following?

Students originally studied the Qur'an, law, logic, grammar and how to calculate the moon's phases; non-religious subjects were added in 1961.

Which ruler began building the Cairo Citadel in 1176?

It stayed the seat of Egypt's government for nearly 700 years, until the ruler moved to Abdeen Palace in 1874.

The great mosque of Cairo's Citadel, built 1832–57, is nicknamed after which stone covering its walls?

The viceroy who commissioned it chose an Ottoman and European style quite unlike traditional Cairene mosques.

Which Ottoman sultan conquered Egypt in 1517 and shipped the marble of Cairo's medieval monuments to Istanbul?

Cairo became the empire's second city after Constantinople; the Black Death had struck it more than fifty times between 1348 and 1517.

The Mamluks who ruled Cairo from 1250 to 1517 were originally what?

Succession passed violently from one mamluk to another, yet the sultanate repelled the Mongols and made Cairo one of the largest cities in the world by 1340.

By 1340 Cairo, with close to 500,000 people, was the largest city west of where?

When Napoleon arrived in 1798 the population had fallen forty percent below that medieval peak, to under 300,000.

Which Albanian-born officer became viceroy of Egypt in 1805 after the French withdrawal?

His grandson later remodelled downtown Cairo on Paris, with maidans and wide avenues.

Which 19th-century ruler commissioned Cairo's 'Paris on the Nile' downtown and named the square now called Tahrir?

Financial troubles meant only part of the plan was built; the square became known as Tahrir after the 1919 revolution and was renamed after 1952.

What does 'Tahrir', the name of Cairo's famous central square, mean?

Established in 1867, it was the focus of the 1919 revolution and the 2011 protests that ended Hosni Mubarak's presidency.

The 1952 riots that destroyed nearly 700 shops, cinemas, casinos and hotels in Cairo are known as what?

The British left Cairo after the revolution later that year, but the city's growth showed no sign of slowing.

Cairo's Egyptian Museum on Tahrir Square holds over how many items?

French architect Marcel Dourgnon designed the building, and Auguste Mariette's tomb was moved into its garden at his own wish.

The Grand Egyptian Museum, fully opened in November 2025, holds the complete 5,398-piece collection of which pharaoh?

It is billed as the largest museum in the world devoted to a single civilisation, designed by the Irish firm Heneghan Peng.

The Giza pyramid complex lies roughly how far southwest of central Cairo?

Its three great pyramids and the Sphinx were built in the Fourth Dynasty, around 2600–2500 BC, at the edge of the Western Desert.

Egyptologists generally agree that the head of the Great Sphinx depicts which pharaoh?

The Sphinx sits on the east side of the complex, beside the second-largest of the three pyramids.

The Cairo Tower on Gezira Island stands 187 metres, making it how much taller than the Great Pyramid?

Documents suggest it was funded with money the CIA had given Nasser as a bribe; a revolving restaurant crowns it.

The Cairo Tower's open lattice-work design was meant to evoke which ancient Egyptian plant?

Built 1956–61, it was Africa's tallest structure for a single year before South Africa's Sentech Tower overtook it.

Which upscale neighbourhood occupies the northern part of Gezira Island in the Nile?

The Baehler Company developed it in 1905–07; the island itself only formed at the turn of the 14th century when the river's flow dropped.

Khan el-Khalili, the famous bazaar in the historic centre, takes its name from what kind of building?

The name once meant a single building; today it covers the whole shopping district beside the Al-Hussein Mosque.

The Cairo Metro, opened in 1987, holds what distinction?

Line 1 ran 29 km from Helwan into the city centre; the system now carries more than a billion riders a year.

Cairo's two great football clubs, CAF's clubs of the century, are Al Ahly and which other?

Their derby is one of Egypt's most-watched sporting events, played at Cairo International Stadium.

Which regional organisation has its headquarters in Cairo?

Its building stands on Tahrir Square, alongside the Egyptian Museum and the American University's downtown campus.

Which two ancient cities, one the Old Kingdom capital, now lie within Cairo's boundaries?

Heliopolis, a great religious centre, was largely destroyed by Persian invasions in 525 and 343 BC.

Which Roman emperor built the Nile-bank fortress of Babylon around which Old Cairo grew?

It guarded the mouth of an older canal to the Red Sea; Cairo's oldest churches still stand inside its walls.

Which synagogue in Coptic Cairo yielded the important collection of Geniza documents in the 19th century?

The enclave also holds the Hanging Church and the Coptic Museum, all inside the old Roman fortress.

The Coptic Orthodox Pope's seat is in which Cairo cathedral?

Cairo has been the seat of the Coptic Orthodox Church since the 12th century.

The Zabbaleen of Manshiyat Naser have done what for Cairo since the early 20th century?

The city's Cleaning and Beautification Agency now works alongside them.

Al-Azhar Park, opened on a former landfill in Islamic Cairo, was funded by a grant from whom?

The Aga Khan Trust for Culture spent more than US$30 million turning centuries of debris into green space.

The three surviving Fatimid gates are Bab al-Futuh, Bab al-Nasr and which other?

Vizier Badr al-Gamali rebuilt the walls and, for the first time, let wealthy families from the old town move into the palace-city.

Roughly how long was the defensive wall the Citadel's founder began, linking Cairo, its older neighbour and the Citadel?

The project outlived him and was finished by his Ayyubid successors.

Which Fatimid vizier torched the old city in 1168 to stop it falling to the Crusader king Amalric?

The power struggle that followed ended with the Ayyubids seizing control in 1171.

Cairo's original opera house burned down; the current Cairo Opera House opened in which year?

The city went almost two decades without an opera house in between; it also hosts the Cairo Symphony Orchestra.

The Cairo Metro's original Line 1 ran from Helwan to which central square?

Line 3, opened in 2012, was meant to reach the airport, but that plan was dropped in 2020 for a shuttle bus from Adly Mansour station.

Which nationalist uprising in 1919 gave Tahrir Square its popular name?

It came five years after Britain declared Egypt a protectorate; the name was made official only after the 1952 revolution.

Which Egyptian president redeveloped Tahrir Square and the Nile Corniche?

Between 1947 and 2006 Greater Cairo grew from under 3 million to over 16 million people.

By 2009, roughly what share of Greater Cairo's population lived in informal, unplanned neighbourhoods?

Those areas covered only 17 percent of the city's land; satellite towns like New Cairo were built to relieve the pressure.

Which city begun east of Cairo in 2015 was built to house most of Egypt's civil servants?

Land for it and the neighbouring Capital Gardens was allocated in 2021.

Cairo's air pollution is worsened by a 'bowl effect' created by what?

The city has a very poor dispersion factor as a result.

Cairo's economy ranked first in Africa in 2025 according to which organisation?

Foreign Policy's Global Cities Index had put it first in the Middle East back in 2005.

Which Roman emperor built the Nile-Red Sea canal that Muslim conquerors later reopened to ship grain to Medina?

The Abbasid caliph al-Mansur closed it again, but a stretch called the Khalij remained part of Cairo's water supply until the 19th century.

The Middle East's first printing press, set up in Cairo around 1557, printed in which language?

It was run by a member of the Soncino family and is known only from two fragments found in the Cairo Geniza.

When Napoleon arrived in Cairo in 1798, the city's population was below what figure?

That was 40% fewer people than at the height of Mamluk power in the mid-14th century.

On what date did the French garrison in Cairo surrender to British and Ottoman forces?

The British left Egypt two years later, leaving Ottomans, Albanians and Mamluks to fight for control.

How much did Cairo's population grow between 1882 and 1937?

Its area jumped from 10 to 163 square kilometres over the same period.

How many people were killed by the earthquake that struck Cairo in 1992?

About 6,500 were injured and 50,000 left homeless.

In which year were the historic districts of Cairo listed as a UNESCO World Heritage Site?

That same year Egypt set up the New Urban Communities Authority to build satellite towns in the desert.

On what date did Cairo's Egyptian Royal Opera House burn down?

The city then went nearly two decades without an opera house until the current one opened in 1988.

In which year was the first Cairo International Film Festival held?

It was launched by the Egyptian Association of Film Writers and Critics under Kamal El-Mallakh.

In which year was Cairo International Stadium built?

The complex hosted the 2006 Africa Cup of Nations, which Egypt won on the way to three straight titles.

Which multi-sport event did Cairo host in 2007 after failing in its bid for the 2008 Olympics?

Cairo's Olympic bid was eliminated at the applicant stage; Beijing won.

The National Museum of Egyptian Civilization, housing 50,000 artefacts, stands in which district?

The site overlooks the natural lake of Ain El Sira.

Which company won the 2019 contract to build 70 trains for Cairo's first monorail lines?

The trains were to be assembled at its Derby works in England for lines linking 6 October City and New Cairo.