After years of being casually peed on by humans, this tree is peeing back.

Hamburgers are intensely proud of their tunnel beneath the river.

This museum tells the story of lake dwellers from 4000 BC to 850 BC, replete with stilt houses and goats.

What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

An industrial relic is now one of Europe's most staggering art spaces.

This former steel and coal plant is now a neon-lit industrial fantasia.

It's always summer at the beach inside this former airship hangar.

No need to strap in for a "ride" on this walkable roller coaster.

Dedicated to improving the plight of the rare scaly anteater.

A tall karst islet popularized by 007.

Cave where bat-eating snakes hang down from the ceiling.

This beautifully deceptive waterfall is something far different from what it appears to be.

An ancient system of freshwater caves filled with animal bones, including that of species long-extinct.

A uniquely robust and historic look at Mexico's omnipresent dance with Death.

This fantastical house shaped like a seashell brings aquatic design to architecture.

Underwater art project will double as a massive artificial coral reef to help regenerate the damaged ecosystem.

These azure waters were thought to lead to the Mayan Underworld.

Extraordinary sculpture garden created by an eccentric English poet.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

The world's fifth tallest waterfall is a spectacular silver chute of water that cuts through the cloud forest in northern Peru.

The little bear in the "funny kind of hat" has made his way from London back to Peru.

An Archaeological Wonder of Peru, and the largest stone ruin site in the New World.

These delicate ruins need more tourists to keep them from fading away.

This Peruvian canyon is filled with geometric salt pools that have been being harvested since the Incan empire.