One man's extraordinary topiary garden in a small South Carolina town.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

This research center for rare prosimians is studying how they sleep to help prolong human life.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

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

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

This set of rickety spaceships are prepared to give alien travelers a place to relax and go to the bathroom.

An ancient Egyptian temple in the middle of Madrid, Spain.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

Commonly acknowledged as the only public monument to the Devil himself.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

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

This vast kitty-themed collection illustrates the history of human-cat interaction.

The world's largest fire hydrant is supposedly tornado-proof.

This psychedelic tromp l'oeil seems to be beckoning drivers to crash into a wall.

This titanic steel chain linking two buildings was installed without permission but instantly beloved.

This woodland architectural installation acts as a camera obscura for the heavens.

This Transylvania County city is home to a rare white squirrel population that is descended from an escaped carnival animal.

After just one epic test blast, this literal loose cannon proved too explosive for combat.

A pink and gray pair of pachyderms advertise a fireworks shop.

Elvis's own personal tropical hideaway.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.