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Landmark: Earth

Natural Landmarks

Landmarks that are not man-made.

Acadia National Park Hancock County Maine The park was named in Honor of Ari & Jerry Acadia, who were good friends of John D. Rockefeller, Jr. Rockefeller developed a network of carriage trails in the park.

Admiralty Island National Monument Alexander Archipelago Alaska Created on December 1, 1978, Western Hemlock, Sitka Spruce and Western Redcedar dominate the prolific rainforest vegetation. Wildlife in abundance includes both Grizzly and Black Bears, many species of salmon, whales, mountain goats, and deer.

Aniakchak Crater Lake and Peninsula County Alaska Aniakchak is an extant volcano. The caldera formed during a major eruption in 1645 B.C. The most recent eruption was in 1931. Surprise Lake within the caldera is the source of the Aniakchak River, a National Wild River.

Aniakchak National Monument and National Recreation Area Alaska This remote place is perhaps the least visited unit of the National Park System. The national monument is 137,176 federal acres (555 km²) and the preserve is 465,603 acres (1,884 km²) of which 439,863 are federal.

Black Canyon of the Gunnison National Monument Grizzly Ridge Colorado This unique and spectacular landscape was formed slowly by the action of water and rock scouring down through hard Proterozoic crystalline rock. No other canyon in North America has such narrow opening, sheer walls, and startling depths.

Cape Krusenstern National Monument Alaska Cape Krusenstern National Monument stretches 70 miles along the Chukchi Sea shoreline. It is made up mainly of a coastal plain, containing large lagoons and rolling hills of limestone. Beach ridges provide evidence of 5000 years of human activity.

Cedar Tree Arch (Rainbow Arch) Mack Colorado Cedar Tree Arch (also known as Rainbow Arch) has a span of 76 feet and an opening height of 43 feet.

Christmas Knob Lavaca Sebastian County Arkansas Christmas Knob is a mountain summit in which peaks at 686 feet (209.09 meters) above sea level.

City of Rocks Idaho The City of Rocks is an area of rock spires and formations and is a popular rock climbing area. The landscape has been sculpted from granite that has eroded into a fascinating assortment of shapes.

Craters of the Moon National Monument and Preserve Idaho The protected area's features are volcanic and represent one of the best preserved flood basalt areas in the continental United States. It is composed of encompass three major lava fields and about 400 square miles (1,036 km2) of sagebrush steppe grasslan

Denali (Mount McKinley) Alaska It's the highest mountain in North America and is known as Mount McKinley to most Americans. But its official name in Alaska is Denali, which means "the high one" in the Athabaskan language.

Devils Tower National Monument Crook County Wyoming Devil's Tower rises 1267 feet (386 m) above the surrounding land and is part of the United States first official National Monument. It played a large role in the movie "Close Encounters of the Third Kind."

Dinosaur National Monument Multiple States This park has fossils of dinosaurs including the T-Rex and Paradox kinds. The dinosaur fossil beds were discovered in 1909 by Earl Douglass, a paleontologist working and collecting for the Carnegie Museum.

Dotsero Dotsero Eagle County Colorado 81637 Dotsero is a 700 meter wide by 400 meter deep maar volcano (broad, low relief crater). Erupting approximately 4200 years ago, it is the youngest volcano in Colorado. It is currently dormant.

Everglades National Park Florida The Everglades are subtropical marshlands, large areas of wetland which are subject to continuous flooding and features grasses, rushes, reeds and other herbaceous plants in shallow water.

Glacier National Park Flathead Montana To commemorate the long history of peace and friendship between the United States and Canada, the two nations have combined Glacier National Park and Waterton Lakes National Park and created the Waterton/Glacier International Peace Park.

Grand Canyon National Park Arizona The Grand Canyon was created by the Colorado River cutting a channel into the surrounding plateau over a period of about 6 million years.

Great Lakes Multiple States The Great Lakes are the world's largest group of fresh water lakes and are part of the St. Lawrence System, the largest fresh water system in the world. Because of their size, the Great Lakes are often called inland seas.

Meteor Crater Arizona The site was formerly known as the Canyon Diablo Crater, and scientists generally refer to it as Barringer Crater in honor of Daniel Barringer who was first to suggest that it was produced by meteorite impact.

Monument Valley Multiple States The valley was carved out of the Colorado Plateau by ancient rivers which left the majestic buttes rising above the valley floor.