The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

The chefs at El Diablo use heat generated by an active volcano to cook the food.

Partially collapsed lava tube and cave system complete with concert hall, underground pond, and unique albino crabs.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

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

This cemetery features modernist statues as strange as its name.

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

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

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.

Founded in 670, this ancient mosque is an architectural time portal.

Made famous by 'Star Wars,' these troglodyte homes face an uncertain future.

Buildings from the fictional planet of Tatooine still litter the Tunisian desert.

Known as the "Queen of Beach Markets," Calangute epitomizes Goa's beach flea market scene.

On the Pakistan-India border the militaries perform an elaborate theater of aggression each and every night.

An imperial fortress city that incorporated cultural elements from the entire Mughal empire, only to be abandoned the year it was finished.

This peaceful Sikh gurudwara serves around 50,000 free meals every day within its gilded walls.

This opulent 16th-century Maharaja’s palace is a unique mix of Hindu and Muslim designs.

The world's second-largest sundial, made entirely out of stone.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

This beautiful deer park was built so King Charles I and his court could go hunting while escaping a deadly plague outbreak.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.