This whimsical seashell-shaped place of worship was designed to blend into its surroundings.

This sprawling mini-golf empire is an impressive testament to a disappearing attraction.

Each year, teams of the world's best snow sculptors have 65 hours to create frozen masterpieces.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

This Boeing KC-97 tanker is now a restaurant for aviation lovers.

It's easy to forget what century it is as you wander this rustic homestead.

A downtown park built on top of unclaimed graves.

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

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

The final resting place of New Orleans' most famous voodoo priestess.

The world-record holder for the longest bridge stretching continuously over water.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

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

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

This spectacular track has run continuously since 1882.

When ecosystems collide in the arid Southwest.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

One of the largest Buddhist stupas in North America is built of concrete designed to last 1,000 years.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

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

This museum offers an actual time machine back through Colorado's past.