One of the oldest family businesses in Reykjavík serves lamb-based hot dogs.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

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

An unusual geological feature towers over the remains of a dark episode in United States history.

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

Each year, teams of the world's best snow sculptors have 65 hours to create frozen masterpieces.

Rather than a run-of-the-mill franchise hotel, this lodging has been decked out in dinosaur decor.

The capital of the Cayman Islands is a center of offshore banking, but gets battered by blistering hurricanes.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

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

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

One of Antoni Gaudí’s earliest buildings, built between 1886 and 1890 for the industrialist Eusebi Güell.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

Ancient snack bar of the Roman Empire re-opened.

The walls and streets of the ancient city are peppered with penises.

Erotic art covers the walls of the largest ancient pleasure palace.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A beautiful geyser under environmental threat.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

At the time of its completion, it was the tallest dam in the world.