Rebuilt remains of a temple to Roman god Mithras.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

Step into a pastel time capsule where candy is truly dandy.

Mural made of 100,000 pieces of hand blown glass, and one of the largest glass murals in the US.

Memorial stone for GWAR vocalist, depicted in his iconic costume.

A convincing little bit of ancient Egypt smack dab in Richmond, Virginia.

Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.

A 125-meter long "tribute to the Brazilian people."

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

Crumbling remnant of Rio's colonial past tucked behind Corcovado mountain in the neighborhood of Cosme Velho.

This stunning Brazilian library contains the largest collection of Portuguese texts outside of Portugal itself.

Despite its lavish ornamentation, and wholesome lifestyle of its devotees, this mountain commune has faced its share of issues.

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

This impressive Boston holy house is the American mecca for Christian scientists.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.

A suburban museum tells the story of a historic transportation network and even provides rides in antique trolley cars.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.