A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Ride the subways of yesteryear.

A semi-scholarly approach to sex.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

Home to the "Rat King" of Nantes and other wonders of the natural world.

Sleep in the hay, spin the wheel and eat grain pellets to your heart's delight.

An enchanting work of outsider art, full of whimsical sculptures and carvings.

An aluminum skeleton brings Chinese mythology to the French shore.

One of the great treasures of Neolithic art lies within this carefully constructed pile of rocks.

Hundreds of prehistoric stones, arranged in perfect lines in a French field.

The haunting concrete remains of a Nazi pebble crusher can still be found in this small French commune.

An isolated 17th-century chapel on a remarkable site once dedicated to Celtic sun worship.

If they push on just the right spot, even the weakest person can move this titanic boulder.

A remote hilltop covered in giant monoliths haunts the Brittany countryside.

Medieval Danse Macabre Fresco in Northern Brittany.

On this romantic tidal island reachable only at low tide the tomb of a famous French writer overlooks the sea.

This sublime architectural marvel is a rare example of an expressionist church.