Remnants of the most densely packed city in world history, that thrived on anarchy for 30 years.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

This ancient village and its adjoining cemetery have a beautiful history of death and remembrance.

Leave the wardrobes and sweets to British schoolchildren, Shanghai's got a Coke machine that leads to booze.

The second oldest continuously operating bar in Louisiana.

The oldest inn in England served brew to the crusaders.

Last stop before the top of the highest peak in the world.

A South African bar inside a hollowed out 6,000-year-old Baobab.

A pub that is literally in the middle of nowhere, but continues to do business.

The world's most remote permanent settlement on an active volcano.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

Stroll through a wonderland of stupendous moss-covered trees.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

A part of the world's largest marsh seems to be growing bright red Martian grass.

An architectural marvel that spans the Arda River, and has stories of a haunted past.

Enormous underground chamber built to detect 'ghost particles' of the universe.

An isolated village literally built into the crevices and rock formations of a mountain.

A Franco-era dam flooded (almost) everyone out of this centuries-old Aragonese town.

This picturesque Umbrian city has a subterranean side that has long remained hidden.

Legends of time travel and magical woodland creatures bolster the natural charm of this verdant sanctuary in the midst of Moscow.

This memorial plaque remembers a strangely shallow maritime disaster known as "Chicago's Titanic."