One of the most scenic stretches of road in America winds between some of the country's oldest trees.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

This 700-year-old street food market features baby octopus and soy donuts.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

Quite simply the largest tree in the world (by volume).

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

The 10,000 Torii shrine.

One part local history, 99 parts gruesome haunted house.

San Francisco's newly reopened hands-on science museum.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

360° views of the city plus five floors of optical illusions and hands-on science.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Northern Ireland's Brobdingnagian stepping stones.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

The atmospheric road was never meant to be so creepy.

Famously misunderstood wonder of the ancient world

Elevated freight railway turned wildly successful urban park.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

France's most famous cemetery, with some of its most curious tombs.

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

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.