These ruined Incan mausoleum towers still bear carvings of sacred animals on their blocks.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

A Lovecraftian altar of nightmarish bronze chairs sits ominously on a boardwalk in Puerto Vallarta.

This abandoned Olympic skiing facility still bears the scars of the Siege of Sarajevo.

This automated sculpture of two men peeing will spell out text messages with their micturition.

The so-called "Bridge of Thighs" in Palm Springs allows nudists to discreetly cross the road.

This golden temple is surrounded by hundreds of stone tablets that comprise the "world's largest book."

A crumbling stone stable and carriage house are all that remain of a manse that was once filled with Egyptian artifacts.

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

A trio of red, white, and blue stones embedded in the streets of Leiden are markers of medieval territory and law.

A hollowed-out baobab that became the horrific final resting place of leprosy sufferers, with gruesome evidence to prove it.

This Balinese sea temple is thought to be guarded by the hundreds of monkeys that live around it.

High atop a Mexican rainforest mountain, this ancient pyramid once drew pilgrims countries away.

Tour the luxe "glass cage" that inspired and unnerved the architecture world upon its debut.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.