Ancient human, animal, and geometric figures drawn in the earth.

This ancient Roman prison is decorated with an upside-down cross not as blasphemy but as saintly tribute.

A tree that defies gravity grows in an ancient ruin.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.

A reversed traffic signal that was once violently misinterpreted as a statement on British-Irish relations.

Communism's topsy-turvy effect on Poland has been brought to life in this wacky tourist trap.

One man's vast collection of artifacts and ephemera from matchbooks and postcards to vintage neon signs and cars.

Two thirds of this Montreal neon icon has survived to flash another day.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

A one-of-a-kind collection of a unique medium.

Neon signs that grace the windows of Bergdorf Goodman's and Tiffany & Co. come from this studio in Brooklyn.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

A kaleidoscopic warehouse-maze of handmade neon signs.

Where beautiful signs live on forever.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

The ruins of this old church are slowing sinking into the sand.

The watery grave of an impractical idea.

The only fixed chain and post trail in Scotland snakes its way along the base of a towering seaside cliff.

The haunted reputation of these abandoned Colorado train tunnels is probably not helped by the terrifying spiked fence.

Despite its name, this route in southern Utah offers a heavenly day trip.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

A winding, cliffside stretch of road overlooking the Delaware River.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

Once a menacing challenge for trailblazers, this trail is now the most scenic drive in Utah.