This unreal Portuguese palace looks as though it's made from a pile of different castles.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

A whimsical bridge adorned with decorative dragons.

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

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.

A display of magnificent stained glass windows is the first exhibit of its kind.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A little sculpture with a large wardrobe.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

One of the world’s largest collections of paper memorabilia chronicles 4,000 years of papermaking.

The Battle of Atlanta in 360 degrees, featuring a corpse that bears a striking resemblance to Clark Gable.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Hanging within this medieval church are the bones of a beast allegedly slain by a fourth-century saint.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

Two stone columns flank the grand Venice square, but there were supposed to be three.

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

As can be expected from a centuries old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

This community on a small Venetian island has taken to painting their houses in bright neon hues.