Pilgrimage site for star-crossed lovers.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A huge musical instrument played by the ocean.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The site of Paul Revere's historic two lantern warning.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

A surreal statue honoring Prague's favorite literary son.

Macabre astrological automaton clock dating to the late 1400s.

Two stunning 17th-century libraries and a cabinet of curiosities.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The telescope that discovered Neptune.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

The last bastion of Roman presence north of the Alps looms over a German town.

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

An old-timey peepshow allows visitors to gawk at some of the world's most freakishly large footwear.

A wall of chewing gum moonlights as collective art.

A museum dedicated to the history and exploration of both popular music and science fiction.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.