On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

Go inside to really appreciate this 500-year-old technological masterpiece.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

A wall of chewing gum moonlights as collective art.

An exotic wildlife habitat right off The Strip.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

One of two side-by-side totem pole parks dedicated to educating visitors on Tlingit history and culture.

A classic gold rush hotel can be expected to pick up some ghosts along the way, and the Golden North is no exception.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

An old-timey peepshow allows visitors to gawk at some of the world's most freakishly large footwear.

Every equinox this Maya pyramid puts on a spooky ancient light show.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

The glowing blue Nymphaeum of Emperor Tiberius.

These aggressively sustainable art homes look like something out of 1970's science fiction.

Eighty million natural history specimens call this gargantuan museum home.

A toy store with a century-long history preserves the craftsmanship of playthings of the past.

Erotic art covers the walls of the largest ancient pleasure palace.

The magic's in the hole!

This working class sculpture pounds his hammer all the livelong day.

A museum dedicated to the history and exploration of both popular music and science fiction.

A giant Troll lurks under one of Seattle's oldest bridges.