This cemetery features modernist statues as strange as its name.

This semi-secret storybook hedge maze is also the oldest garden in the city.

A beautiful but toxic fountain of mercury.

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 model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

This elaborate towering structure was once famed for its revolutionary height.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

A layered tribute to the work of mosaicist Isaiah Zagar.

Eccentric concrete mansion and museum designed and built by hand from the inside out.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

An Irish Memorial commemorating those who perished due to potato blight.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

A daily replay of the experiment that proved the rotation of the Earth.

World's first "penitentiary," meant to be humane, drove men insane.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Yo, Adrian!

This historic old movie house was the scene of one of the Blob's most iconic attacks.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.