The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

In one of the hottest parts of the Mojave Desert, shallow bedrock forces the typically dry Mojave River to the surface in this canyon, providing a vital oasis for humans and wildlife.

A brightly colored natural bridge formed by mineral-rich hot springs high up in the Andes.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

These fossilized remains of an ancient saber-toothed cat inspired the mascot of Nashville's NHL team.

In 1912, a broken section of the reservoir wall released millions of gallons of water and destroyed many homes downhill.

A natural sandstone bridge hidden in the Sewanee forest.

Located inside a former bread factory, this museum explores a century of transportation history through innovations that were extraordinary or failures—sometimes both.

For decades these polar bears have roamed all around a Nashville neighborhood.

This Tennessee museum is dedicated to a tragic railroad hero who inspired the famous ballad that bears his name.

This church houses the “incorrupt” body of its founding Bishop.

This simple, broken column marks the final resting place of one of America's most famous explorers.

Victorian-era Egyptomania left its mark on this Nashville landmark.

This quirky local sculpture is quite literally a fish out of water.

The alley connecting two of country music’s most historic venues has a rich history of its own.

Follow the steps, and this roadside artwork will teach you how to dance.

This limestone outcropping was once a ceremonial site for ancient Native Americans.

Crumbling Kennedys and a decaying Tecumseh are just some of the haunting remains of one man's cement art trail.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

The site of the one of the most deadly train wrecks in American history.

Over a dozen Native American earth mounds dating back over 2,000 years dot this Tennessee archaeological park.

This popular park is home to a sea serpent sculpture that now overshadows the twisted history of its creation.

This park contains one of the largest concentrations of cedar glades, a unique and rare ecosystem.