An otherwise quiet campground becomes a bustling medieval town for two weeks every year.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

A suspended garden, now gone, once hung in the middle of this abandoned church.

Covered in tens of thousands of coats of paint, this Indiana attraction holds a world record all its own.

One tree's homage to soles past and present.

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

A 70,000-square-foot institution dedicated to a very literal, creationist perspective on the Book of Genesis.

The highest point in Indiana is curated by an Eagle scout but may be in danger of losing its record to a nearby garbage pile.

This unassuming home was once “grand central station” for the Underground Railroad.

Instead of becoming a power plant, this abandoned complex became a massive letdown.

Live long and prosper in Tennessee.

Patrick Dougherty's fantastic living tree sculptures, mind-blowing but temporary.

What else would you call a playground hidden in Alabama's oldest and largest cemetery?

An abandoned theme park with a strange and tumultuous past.

The world's longest known cave system.

Eight rare Corvettes are swallowed up by a sinkhole in Kentucky's National Corvette Museum.

Crumbling Kennedys and a decaying Tecumseh are just some of the haunting remains of one man's cement art trail.

Home of an evil witch famous within southern folklore.

The small cave that housed Tennessee's "first citizen."

This mill on Lake Erie appears to shrink as a viewer approaches thanks to an optical illusion.

A Canadian POW for German soldiers during WWII where prisoners hatched an elaborate escape plan.

Legend says that this short Canadian tunnel still holds the dying screams of a girl who burned alive.

305 homemade stone stairs wind their way up the Hamilton escarpment.

These strikingly barren, rolling red hills were caused by bad farming practices.