150 or so scrounged-up lamps, chandeliers, and lanterns light up this alley in central Athens.

This black sand beach was crafted from volcanic explosions including the historic Minoan eruption.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

A legendary boxing venue and ring featured in Rocky V.

Where America’s first doomsday cult awaited the end of the world.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

The oldest of only three existing statues of the great novelist stands in a city he did not care for.

The humble field where the first Major League Baseball game was played.

The world’s first penitentiary, meant to be humane, drove men insane.

Yo, Adrian!

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.

In the early 1800s, surgery was also a show.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

Alexander Hamilton’s creation caused quite a bit of controversy.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

A rare view of a preserved Victorian science museum.

This museum boasts a bucket of teeth and tells the tale of a 20th-century dental circus.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.

Old neon signs from the City of Brotherly Love provide a snapshot of the city’s evolution.

Paris' linguistic guide to the international language of, yes, love.

The oldest and smallest cemetery in Paris is only open to the public twice a year.

Noirish green neon marks the location of one of the oldest private detective agencies in France.

The spiral staircase hidden inside this giant Parisian column was likely built for Catherine de Medici's astrologer.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.