Q 01/05

Which US airport has been the world's busiest by passengers every year since 1998, except 2020?

A) Atlanta Hartsfield-Jackson

B) Chicago O'Hare

C) Dallas/Fort Worth

D) Los Angeles International

Answer · why

A) Atlanta Hartsfield-Jackson

It is Delta's main hub, with around 1,000 flights a day to 225 destinations, and is considered America's first mega-hub.

Q 02/05

Which is the most visited national park in the United States, with over 11 million visitors in 2025?

A) Grand Canyon

B) Great Smoky Mountains

C) Sequoia and Kings Canyon

D) Zion

Answer · why

B) Great Smoky Mountains

Straddling Tennessee and North Carolina, it charges no entrance fee, and Dollywood sits just outside its gates.

Q 03/05

Which 1872 park was the first US national park and widely considered the first in the world?

A) Yosemite

B) Sequoia

C) Yellowstone

D) Grand Canyon

Answer · why

C) Yellowstone

It sits mainly in the northwest corner of Wyoming, with slivers in Montana and Idaho, and is home to the Old Faithful geyser.

Q 04/05

Amtrak's Texas Eagle joins which train at San Antonio to form America's longest passenger rail route?

A) Southwest Chief

B) California Zephyr

C) Coast Starlight

D) Sunset Limited

Answer · why

D) Sunset Limited

The combined run is 2,728 miles and second-longest in the Americas, behind only Canada's The Canadian.

Q 05/05

In what year was Amtrak founded to take over most US intercity passenger rail?

A) 1971

B) 1975

C) 1980

D) 1988

Answer · why

A) 1971

It is a quasi-public corporation that takes state and federal subsidies but is run as a for-profit business.