One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

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

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

This super steep hike ascends 2,000 feet in less than a mile.

There is an unmarked red button hidden over Houston's Buffalo Bayou that is just begging to pushed...

A little-known hot spring haven right below the highway.

An experimental, automotive replica of Stonehenge.

Tracks near this Texas nature site were once thought to support the Creationist belief that man and dino coexisted.

A replica that won't float away.

This pebble beach is so beautiful that taking its rocks is against the law.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

This spectacular track has run continuously since 1882.

This black shoreline is made up of exploded lava particles.

North Carolina's finest examples of Native American pictographs have survived for 5,000 years.

This sacred cavern, 400 feet deep, is home to millions of bats and an ancient burial ground.

The remains of the iconic train crash from the movie The Fugitive can still be found rusting along the Great Smoky Railroad.

Scattered around Atlanta are little doors with big charm.

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

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

A WWI fighter plane and turn-of-the-century penny candy shop are among the unexpected features of this Financial District building.

A historic covered bridge, only one of two remaining in North Carolina.