Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

A bizarre roadside attraction and the first instance of miniature golf in the world.

A clear blue swimming hole with hidden caves, still unexplored.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

Spend the night in this formerly abandoned traditional Scottish village.

A museum dedicated to the alleged Roswell Incident.

Quite simply the largest tree in the world (by volume).

The magic's in the hole!

This Buddhist temple is home to the graves of the Japanese national legends, the 47 Ronin.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

A church of bones, decorated with 40,000 human skeletons.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Not quite the menace it once was, this monster still has some chops.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

The largest self-built castle in the U.S., six decades in the making.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

The 10,000 Torii shrine.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

A beautiful geyser under environmental threat.

World-famous, Pink's still manages to keep its prized cult fetish status.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.