This small European nation is completely surrounded by Italy and claims to be the world's oldest republic.
What is San Marino?
The eastern half of this massive Caribbean island belongs to the Dominican Republic; the western half is Haiti.
What is Hispaniola?
This is the only major river in the world that crosses the equator twice
What is the Congo River?
Melting glaciers in the Alps forced Italy and this neighbor to officially redraw part of their high-altitude border near the Matterhorn.
What is Switzerland?
Sitting at over 11,900 feet above sea level, this administrative capital of Bolivia is the highest in the world.
What is La Paz?
This Spanish city sits on the northern coast of Africa, sharing a border with Morocco.
What is Ceuta (or Melilla)?
Divided between Indonesia, Malaysia, and Brunei, this is the third-largest island in the world.
What is Borneo?
Flowing past Paris, this famous river divides the city into the Left Bank and Right Bank.
What is the Seine?
The "Four Corners" monument in the U.S. is the only place where these four state borders meet at a single point.
What are Utah, Colorado, Arizona, and New Mexico?
Nestled high in the Andes at around 9,350 feet, this is the historic capital of Ecuador.
What is Quito?
Point Roberts, Washington is a tiny U.S. peninsula that can only by driven to from the rest of the United States by first passing through this country.
What is Canada?
Located in the Mediterranean, this island is split into a Greek southern part and a Turkish northern republic.
What is Cyprus?
Known as "China's Sorrow" due to its historically devastating floods, it is also called the Yellow River.
What is the Huang He?
Canada and the U.S. share the longest international land border in the world, stretching over 5,500 miles, including this body of water that separates Alaska from the eastern part of Russia.
What is the Bering Strait?
This capital of Colombia sits on a high plateau in the Andes at roughly 8,660 feet above sea level.
What is Bogotá?
This Russian exclave is sandwiched between Poland and Lithuania along the Baltic Sea.
What is Kaliningrad?
New Guinea is politically split down the middle by Indonesia and this independent Oceanian neighbor.
What is Papua New Guinea?
This capital city river inspired Johann Strauss II's most famous waltz, which calls it "Blue."
What is the Danube?
This man-made, 120-mile maritime passage links the Mediterranean Sea to the Red Sea without any locks.
What is the Suez Canal?
This highest sovereign capital city in Europe sits in the Pyrenees between France and Spain.
What is Andorra la Vella?
Set inside South Africa, this mountainous independent kingdom is entirely surrounded by a single foreign nation.
What is Lesotho?
Saint Martin in the Caribbean is famously shared directly by these two European nations.
What are France and the Netherlands?
Rising in Peru, this river carries more water than the next seven largest rivers in the world combined.
What is the Amazon River?
This straight, just 21 miles wide at its narrowest point, separates the Atlantic Ocean from the Mediterranean and separates Spain from Morocco.
What is the Strait of Gibraltar?
At roughly 7,700 feet above sea level, this capital of Yemen is one of the highest in the Middle East.
What is Sana'a?