This city is both the capital of France and a popular tourist destination known for the Eiffel Tower.
Paris
This is the largest ocean on Earth.
This country's flag is a vertical tricolor of blue, yellow, and red, nearly identical to Romania's except for a small coat of arms on some versions.
Chad
This country shares the longest land border with the United States.
Canada
This ancient wonder in Egypt is the only one of the Seven Wonders of the Ancient World still standing.
The Great Pyramids of Giza
The capital of Japan, it was formerly known as Edo.
Tokyo
This African desert is the largest hot desert in the world.
The Sahara Desert
This landlocked African country's flag features horizontal stripes of green, yellow, and red, formally with a black Kanaga bird symbol in the center.
Mali
This European country borders both France and Spain and is known for its Pyrenees mountains.
Andorra
This massive wall, visible from space (actually a myth), stretches over 13,000 miles across northern China.
The Great Wall of China
This South American capital is named after a liberator and lies at about 11,500 feet above sea level, making it one of the highest in the world.
La Paz
This is the longest river in South America.
The Amazon River
This country's flag has a red field with a large yellow sun and intricate green carpet-like pattern along the hoist side.
Turkmenistan
This sea is bordered by Egypt, Israel, Jordan, and Saudi Arabia.
Red Sea
This natural wonder in Arizona was carved by the Colorado River over millions of years.
The Grand Canyon
This capital of Australia is not Sydney or Melbourne.
Canberra (ACT)
This mountain range forms the traditional boundary between Europe and Asia.
The Ural Mountains
This Central Asian nation's flag is green with a vertical crescent moon, five stars, and a complex traditional carpet gül pattern on the left.
Uzbekistan
This African country is completely surrounded by South Africa.
Lesotho
This man-made waterway connects the Atlantic and Pacific Oceans and cuts through a Latin American country.
Panama River
This city serves as the capital of two different countries: Slovakia and (historically shared with) the Czech Republic before the split.
Bratislava
This is the deepest point in the Earth's oceans, located in the western Pacific.
The Mariana Trench
This island's flag is a blue ensign featuring the Union Jack in the upper hoist-side corner and a symmetrical circle of 15 white five-pointed stars on the fly side, symbolizing the nation's British historical ties and its 15 main islands.
Cook Islands
This country has land borders with 14 other nations, the most of any country in the world (tied with China and Russia).
China, Russia
This massive stone circle in an island in Europe dates back to around 2500 BCE and remains a mysterious prehistoric site.
Stonehenge