Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

Under a church hides a forgotten 13th-century ossuary containing the remains of around 2,500 people.

A tribute to the intrepid explorer and his crew who perished in terrible conditions on an ill-fated expedition to the Arctic.

Explore 400,000 years of humans' "battle against darkness" in this offbeat but thorough lamp museum.

Sacks of potatoes, made of cast stone, mark where the iconic potato sheds once stood along the river.

Three small rooms at the back of the “official” church of London's clowns.

Some of the earliest leaders of the Moravian congregation are buried here.

The lab where the scientist made his groundbreaking discoveries is preserved on the basement floor of the Faraday Museum.

The unusual clock on this 18th-century market building has an extra minute hand for "Bristol time."

A collection of retro plastic goods made with "the material of a thousand uses."

A succinct inscription commemorates the ebb and flow of a woman's life.

Live out your childhood construction fantasies in this one-of-a-kind gyrating hotel.

A museum in the childhood house of a medical pioneer.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

3,000 family pets and military animals are buried in this London graveyard.

This elaborate Byzantine-style building was designed for a not-so-pretty purpose.

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

This former quarry is now a vibrant labyrinth of magical in situ sculptures.

A floating cat sanctuary on an Amsterdam canal.

Pompeii's less famous neighbor is still revealing her secrets.

Remnants of cells from the most notorious London prison may lie in the basement of a rare Victorian Gin Palace.

The abandoned "Red Star Train Graveyard" is the final rusting place for precious artifacts of train history.

A preserved factory in the "Home of the Carrousel" is now a museum dedicated to the classic wooden ride.

One of the few brewers in the U.S. experimenting with hop-free beers.