An antique narrow gauge railway line still running through the Colorado and New Mexico mountains.

An amazing stag sculpture constructed entirely of discarded materials.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

The ruins of one of the first railroads in the U.S. lie hidden within a neighborhood cul-de-sac.

A smoke stack so large, the Washington Monument could fit inside!

For thousands of years, Native American hunters drove buffalo straight off this cliff in Montana's Yellowstone Country.

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

A monument to the center of the North American continent may be off by a few miles.

Three hundred years of preserved Spanish colonial history in San Antonio.

The world's largest squirrel statue clutches a pecan bigger than your head.

A recreated Stonehenge stands in a country field, complete with Easter Island moai heads standing as sentries.

Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

A 24-hour vending machine restocked daily with homemade full-sized pecan pies.

Elvis's own personal tropical hideaway.

The first bridge observation tower in the U.S. offers one of the best views of Maine.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

The first American department store, and home to the largest operating musical instrument in the world.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

The entire length of the border is marked by a 20-foot-wide slash through the trees.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

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

Native Americans built this circle of stones, which was used to predict astronomical events.

The world's only museum devoted solely to the art and collection of action figures.