The largest cave on the island of Menorca was likely the site of Iron Age rites and rituals.

This remarkable prehistoric town is full of watchtowers and houses that have withstood thousands of years.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

A wall of chewing gum moonlights as collective art.

A walk through the historic city center, under the streets of Seattle.

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

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

Inside this library, the history of Los Angeles is retold through a mural.

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

The beautiful 1920 Pantages Theatre remains hidden just underneath the LA Downtown Jewelry Exchange.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

Historic funicular railway, believed to be the shortest railroad in the world.

The final resting place of a space program monolith.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

A giant donut stands as a popular symbol of Los Angeles iconography.

One of California's oldest continually used high schools has an interesting history, both on and off screen.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.