Thousands of bats stream out of caves every night on the edge on Thailand's second largest park.

From dragonfruit to mangoes to durian this Thailand resort allows guests to stay inside all manner of giant fruit.

An early 20th-century bullring converted into a modern shopping center.

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

An open-air "garden" of mural art that changes weekly.

Barcelona's only remaining tram system takes riders to the Tibidabo funicular.

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

An isolated village literally built into the crevices and rock formations of a mountain.

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

A Franco-era dam flooded (almost) everyone out of this centuries-old Aragonese town.

Occupied for six centuries by Franciscan Order nuns, this monastery is an amazing ode to Catalán Gothic architecture.

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.

Possibly the oldest church in Barcelona, this basilica has its pagan and Christian mythologies all mixed up.

Village situated on a narrow volcanic escarpment.

The final resting place of the great navigator, or maybe his brother.

A cemetery in Barcelona's Poblenou district is home to this touching funerary statue, which depicts death in the form of a winged skeleton.

An enchanting monastery in the Spanish countryside appears lifted from a fantasy tale.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

Turntable anonymously received orphans, alms, and groceries.

A stately palace has been converted into the world's largest cannabis museum.

A lush indoor jungle fills this bustling Madrid transportation hub.

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

Bask in the 19th century grandeur of an eccentric Freemason millionaire's private gardens.

Mountain where Jesus was first tempted by the Devil.