One of America's first dinosaur parks gives a window into Depression-era paleontology.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Home of a French nobleman's short-lived attempt at raising cattle in the Badlands of North Dakota.

The ruins of Theodore Roosevelt's beloved ranch stand in a forgotten corner of a national park named after him.

The world's largest Holstein cow.

A true roadside icon standing on the same plains that the herds once roamed.

Three legendary, living albino buffalo roaming their pastures for all to see.

One man's quest to save his town with a trail of record-breaking sculptures.

The hide of Stonewall Jackson's equine sidekick is on display not far from where the ashes of his bones are buried.

Outdoor exhibits explore the contributions of European, African, and indigenous peoples to American frontier culture.

This campus chapel is Robert E. Lee's final resting place and a topic of debate about the legacy of the Civil War.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

The resting place of a Civil War celebrity's amputated limb.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

These light, hollow rolls have been linked to Acadia National Park since the 1890s.

This handsome giant is said to mark the birthplace of the mythical woodsman and even had a cameo in a Stephen King novel.

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

The eccentric mansion of one the most popular horror authors of modern times.

The shortest river in America flows for just 201 feet.

The oldest badlands in North America, Makoshika State Park takes it name from the Lakota words for broken land.

High in the Rockies the third largest statue in the U.S. opens her welcoming arms, and lights up the night sky.