World's largest collection of Coke-related items not held by the Coca-Cola company.

An abandoned theme park with a strange and tumultuous past.

Prehistoric animals decorate this popular outdoor park.

A local scoured more than 1,000 acres for stone to create his masterpiece.

Fans of vintage Vegas, kitsch, and toy pony-based gambling now flock to a casino called The D.

Home to a monument dedicated to the American Rock duo along with a collection of music memorabilia.

Inspired by a piece of concrete, these three pyramid-shaped buildings have been beloved Indianapolis landmarks for over 50 years.

One of the last remaining covered bridges in the region.

A wartime promise becomes a shrine to Our Lady of Lourdes.

This whimsical park encourages its visitors and wildlife to roam on and around the various works of art.

A set of tall pillars and alcove-like rooms that are significant to the Miami people of Indiana.

Colorful collection of antique musical oddities.

One tree's homage to soles past and present.

This 5-by-6-foot wooden hut is the smallest historic post office in the U.S.

The scant remains of this flooded historic village can be explored in one of the most remote areas of the Great Smokies.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

The world's largest version of this iconic puzzle cube is located in Knoxville, Tennessee.

One man’s religious convictions led him to build this stone castle meant to withstand an apocalypse.

The scene of the largest surrender of Confederate troops at the end of the American Civil War.

A historic dam made famous for its turbines and feature in a Hollywood classic.

From failed port town to Civil War fort, the ruins of this former defense saw their finest day in the television age.

This giant iron playfully pays tribute to an early 20th-century architectural trend.

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

This rare basilica nestled right in downtown Asheville is an architectural marvel, inside and out.