1. Lake Superior
   Rio Grande
2. Grand Canyon
   Hudson Bay

The Rio Grande flows from Colorado to the Gulf of Mexico, serving as a natural border between the U.S. and Mexico. Despite its name, which means big river in Spanish, the Rio Grande is only around 60 feet at its deepest point and is really only used by smaller vessels.

1. Mount Kiliminjaro
   Mount Everest
2. Mount Washington
   Mount McKinley

At 20,000 feet above sea level, Alaska's Mount McKinley -- also known as Denali -- is the tallest peak in North America. Mount Logan in the Yukon ranks second, while Mexico's Pico de Orizaba comes in third.

1. Canada
   United States
2. Mexico
   Panama

Canada is home to around 30,000 lakes -- about 60 percent of all lakes on Earth. About 10 percent of the entire area of the nation is covered with freshwater.

1. 30 percent
   50 percent
2. 80 percent
   99 percent

North America is home to more than two dozen countries and territories, yet a staggering 80 percent of all the land on the entire continent is made up of the United States and Canada. The United States is the largest nation in North America by population, while St. Kitts and Nevin in the Caribbean is the smallest.

1. New York
   Florida
2. California
   Texas

Located in eastern California, Death Valley's Badwater Basin is the lowest spot in all of North America at 282 feet below sea level. It's also one of the hottest spots on the planet, with temperatures in excess of 130 degrees Fahrenheit reported over the years.

1. Gulf of Mexico
   Bay of Fundy
2. Colorado RIver
   Hudson Bay

The Gulf of Mexico lies between Mexico and Florida. Five U.S. states, including Alabama, Florida, Louisiana, Mississippi and Texas border the Gulf, which also touches the island nation of Cuba.

1. Haiti
   Greenland
2. Bermuda
   Iceland

Though culturally part of Europe, Greenland is generally considered a geographical part of North America. Measuring more than 836,000 square miles, it is home to around 56,000 people.

1. Rio Grande
   Yukon River
2. Missouri RIver
   Mississippi River

While the mighty Mississippi gets all the attention, the Missouri is actually the longest river in North America at 2,341 miles. In terms of length, it's followed by the Mississippi, the Yukon, the Rio Grande and the Colorado.

1. Appalachian
   Cascade
2. Rocky
   Sierra Madre

The Rocky Mountains run 3,000 miles from British Columbia all the way to New Mexico, serving as the continental divide for the continent. Colorado's Mount Elbert, at 14,440 feet, is the Rockies' highest peak.

1. Panama
   Cuba
2. Bermuda
   Mexico

The Panama Canal serves as a divide between North and South America. Before the canal opened in 1914, sailors were forced to sail around the dangerous Cape Horn at the tip of South America, adding major risks and plenty of time to their journeys.

1. United States
   Mexico
2. Canada
   Dominican Republic

In terms of total area, Canada is the largest country in North America. It's also the second largest country in the entire world after Russia.

1. Russia
   Mexico
2. England
   China

The first humans in North America entered the continent more than 16,000 years ago. They crossed a land bridge from Russia to Alaska across the Bering Strait, which is now under water.

1. Maine
   Michigan
2. Pennsylvania
   Oregon

While the Great Slavic Lake in the Northwest Territories has deeper points than Crater Lake, Crater Lake in Oregon has is the deepest lake in North America in terms of average depth. It is 1,500 feet deep on average, compared to Great Slavic Lakes' average depth of 135 feet.

1. Florida
   Hawaii
2. Alaska
   California

Alaska has more than 6,600 miles of coastline, more than any other U.S. state or even the entire country of Mexico. Canada stomps these stats with more than 150,000 miles of coastline.

1. Canada
   United States
2. Mexico
   Belize

The United States is home to the tallest waterfall in North America, but it's not Niagara. While Niagara Falls tops out at 170 feet, Hawaii's Olo'opena Falls is around 3,000 feet tall.

1. 0
   2
2. 4
   10

Believe it or not, North America and Australia are the only continents in the world with no land-locked countries. South America has two -- Bolivia and Paraguay.

1. Missisippi
   Missouri
2. Colorado
   Rio Grande

Dedicated in 1935, the Hoover Dam controls the flow of the Colorado River and sits on the border of Nevada and Arizona. Originally known as the Boulder Dam, it is the largest concrete dam in the U.S.

1. Lake Mead
   Lake Michigan
2. Lake Erie
   Lake Superior

With more than 31,000 miles of surface area, Lake Superior is the largest lake in North America. It's also the third largest lake in the world by volume and straddles the border between Canada and the U.S.

1. Mexico City
   Los Angelos
2. Vancouver
   Chicago

With just shy of 9 million people, Mexico City is the largest city in North America by population. It's followed by New York City, Los Angeles and Toronto.

1. 1
   2
2. 3
   4

North America is bordered by the Atlantic to the east, Pacific to the west and Arctic to the north. The only oceans that don't border the continent are the Indian and the Southern, or Antarctic.

1. Rio Grande
   Missouri River
2. Chicago RIver
   Colorado RIver

The Colorado River carved out the majesty of the Grand Canyon as it rushed over rocks for more than a million years. At 277 feet and more than a mile deep it places, it's the longest canyon in North America.

1. Rare owl species
   Tides
2. Tropical climate
   Desert terrain

The Bay of Fundy in Canada's Nova Scotia and New Brunswick provinces is famous for its tides. Its tidal range of 56 feet is one of the widest tidal ranges on the planet,.

1. Texas
   Arizona
2. Colorado
   Utah

The Four Corners Monument, located where Arizona, Colorado, New Mexico and Utah all meet, is a popular tourist attraction on western U.S. road trips. It's the only spot in the U.S. where four state borders meets.

1. Maine
   North Dakota
2. Minnesota
   California

The Sierra Madre Mountains run through California. This range continues down through Mexico and even into Central America.

1. Rainforest
   Desert
2. Steppe
   Tundra

The Great Plains run from central Canada through the central U.S. as far south as Texas. The terrain here is described as steppes or prairies.

1. Redwoods
   Elms
2. Black Oaks
   Pines

The tallest trees in the world can be found in California's Redwood National Park. At 380 feet, the sky-scraping Redwoods dwarf the world's second tallest trees -- the Mountain Ash of Australia.

1. River
   Gulf
2. Lake
   Ocean

The Mexican state of Baja California is separated from mainland Mexico by the Gulf of California. This Pacific state is home to cities like Tijuana and Cabo San Lucas.

1. Sahara
   Mojave
2. Sonoran
   Chihuahua

Located in southern California and home to Death Valley, the Mojave Desert is the hottest desert in North America. At 22,000 square miles, it is dwarfed in size by the much larger Sonoran and Chihuahuan Deserts in Mexico.

1. 70
   700
2. 7,000
   70,000

The Caribbean, which is part of North America, is home to 70,000 islands — though most are uninhabited. The Caribbean includes around 26 nations and territories, which are geographically part of North America.

1. Cuba
   Bahamas
2. Haiti
   Dominican Republic

With a population of 11.2 million, Cuba is the largest Caribbean nation in terms of population. It's closely followed by Haiti, with just shy of 11 million residents.

1. Equator
   Tropic of Cancer
2. Greenwich Line
   Mason Dixon Line

Since the 18th century, the Mason Dixon Line has marked the border between Maryland and Pennsylvania. It also serves as an unofficial border between north and south.

1. 25 percent
   50 percent
2. 75 percent
   90 percent

Believe it or not, more than 90 percent of all Canadians live within 100 miles of the U.S. border. This despite the fact that Canada is the largest country by land area on the entire continent.

1. Cascade
   Rocky
2. Appalachian
   Sierra Madre

The gorgeous Copper Canyon, named for the greenish copper color of its walls, is part of the Sierra Madre range. Located in Chihuahua, Mexico it is deeper than the Grand Canyon, but not as long.

1. 5
   8
2. 12
   16

From west to east, the Great Lakes are Superior, Michigan, Huron, Erie and Ohio. These straddle the U.S./Canada borders and hold 84 percent of the freshwater in North America.

1. Rockies
   Appalchian
2. Sierra Madre
   Cascade

The Appalachian Mountains run 1,500 miles along the eastern U.S. from Canada to Alabama. At 6,683 feet, Mount Mitchell in North Carolina is the tallest peak in the range,.