66,000 pieces of art, donated by one of the world's richest men.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

The solemn exterior conceals an opulent interior of this 17th century church.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Cold war icon and onetime "hole" in the iron curtain.

An enormous and lavish Gothic church in Czechia.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

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

A wall of chewing gum moonlights as collective art.

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

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