A former barn converted into a massive train diorama.

The designer of this railway tunnel added a birthday present for himself.

Survival capsules find a second life as a unique hotel.

Colorful and chaotic stacked hotel in North Holland.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.

Thousands of abandoned statues of deities are taken to this hillside in southern Hong Kong.

Every color in the rainbow awaits.

An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

Colin Stokes "got a bit carried away" and built a castle that looks like something out of Tolkien.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

Beating out all other concrete competitors, this massive garden feature's pointy hat has earned it a world record.

A mysterious and terrifying public art goblin seemingly meant to inspire local legend.

A roadside spring pooling in an old bathtub where anyone can stop and sip.

Medieval irrigation channels built into the sides of mountains provided Valais with water for hundreds of years.

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

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

South Africa's postal service began with a letter left in a boot beneath this tree.

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

Dozens of musicians have planted trees in this Danish park, and donated songs to go with them.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

Inside this small brick bungalow is a collection of toys intended for the afterlife.

This historic New Orleans cemetery is the final resting place of members of the Independent Order of Odd Fellows.

Two hundred tons of pioneer artifacts were painstakingly recovered from a shipwreck at the bottom of the Missouri River.