Places Edited by Rachel B. Doyle

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

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

Mysterious lost empire of the Silk Road.

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

A drawbridge named for a potentially intersex Polish national who fought alongside George Washington during the American Revolution, and an example of "Pulaski Red".

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

The dead gigantic radio tower of Liberia.

Bridge that died in war and was resurected.

A village on the east coast of England that has almost completely eroded into the North Sea.