Breathtaking and huge 430 year old maps of Italy.

See massive fossils that are over 200 million years old in northeastern Arizona.

A beautiful geyser under environmental threat.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

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

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

Elevated freight railway turned wildly successful urban park.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

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

Famously misunderstood wonder of the ancient world

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A giant Troll lurks under one of Seattle's oldest bridges.

The celebrated eyesore created by starry-eyed sweethearts.

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

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

A partially hidden wall graffitied by spectators of the 1976 Bicentennial, recently rediscovered.

Alleyway plaque commemorating the death of a fictional character in The Maltese Falcon, not far from the author's home.

A historic hotel that made a cameo in Hitchcock's classic film has no intention of letting guests forget its fame.

The only theatre in the world constructed specifically for sound movement.

Art from the latest counter-culture; kids who dye their hair blue and believe the future will be a post-apocalyptic water world.

Remnants of a storybook amusement park hidden behind a strip mall.

Medicinal spa created with the discharge from a geothermal energy plant.