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

At the time of its completion, it was the tallest dam in the world.

Native Americans built this circle of stones, which was used to predict astronomical events.

An extraordinary mixture of natural beauty and man-made phenomena.

Over 75 historically themed murals grace the walls of a small Washington city.

Twin Peaks' real life Double R Diner has been restored to its damn fine television look.

An electrifying collection of gadgets and literature from the 16th through 20th centuries.

Former farm staffed by mental patients is now a public park.

Walking by this fence is like strolling along a portal to various fictional worlds.

A bike being "eaten" by a tree is the real Vashon legend behind popular children's book, "Red Ranger Came Calling."

This strange, small castle on the bayou has withstood the test of time and weather.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

The Battle of Atlanta in 360 degrees, featuring a corpse that bears a striking resemblance to Clark Gable.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

This "Plant Farm Museum" is home to the divinely inspired and visionary outsider artwork of Reverend Howard Finster.

This abstract roadside poultry was saved from demolition by outraged drivers and pilots.

World's largest college campus includes a wildlife sanctuary and a former movie set on more than 28,000 acres.

These ancient ritual mounds are our best window into the culture of the ancient Mississippians.