This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

Go inside to really appreciate this 500-year-old technological masterpiece.

A little sculpture with a large wardrobe.

Cozy basement bar sports an inventory of over 2,000 beers.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

The unusually large seat sits atop the base of a ruined temple.

Go surfing on this urban wave, "hacked" by local surfers.

A fearsome dragon clings to a corner of Munich's city hall.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

Single runway interrupted by a busy road that cuts across its middle.

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

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

This former Baroque palace on the historic Calle Montcada is a rare architectural gem and was once the meeting place of an aristocratic scholarly society.

Mountain where Jesus was first tempted by the Devil.

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

Three bridges and one giant canyon make up this fantastic Spanish settlement.

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 alley connecting two of country music’s most historic venues has a rich history of its own.

This replica of the Greek structure is in the heart of Nashville.

No two pieces are exactly the same at Portland's hippo-themed hardware store.

Not-so-fearsome tiny trolls live under this wooden train trestle in Portland.

The magic's in the hole!