The portrait of a man from Japan who sent weekly letters to a Dutch hotel he never visited.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

Disney's abandoned animal island is now an overgrown ruin that was almost the coolest attraction ever.

A Florida college boasts the world's largest single-site collection of structures designed by Frank Lloyd Wright.

The behemoth beasts engaged in an epic battle is the second-tallest statue in the contiguous United States.

A tiny twin to Seattle's Fremont troll hides from the Florida sun under the Atlantic Boulevard drawbridge.

Japanese gardens dedicated to the Japanese farmer that refused to throw in the trowel.

This curio museum seems like the type of place you might find a mogwai or a monkey's paw.

Hidden in the plaza next to a pizza shop is an amazing little oddities shop.

This former factory has been transformed into a technicolor wonderland, where dozens of local artists have collaborated to create a real choose-your-own-adventure experience.

The meteor that sealed the fate of the dinosaurs landed at this site, one of the largest impact craters in the world.

Florida castle built with aluminum printing plates.

Given just one more year to live, Conrad Schuck built his dream house in Bartow, Florida.

The legend associated with these ruins understates the splendor of the mansion that once stood here.

You may get stranded and everyone's peeing in the water, but at least there's cocktails!

The subtle interplay of fire and water is hard to ignore at this remote Jamaican spring.

Cavernous opening completely encased in Karst limestone.

Nature took her revenge on the "Wickedest City in the World."

Millions of glowing microscopic organisms light up the waters of this luminous lagoon.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

This free, take-a-book shop seems like a trick but isn't.

A tiny red pebble marks what may be the quietest outdoor spot in the United States.