A beautiful, water-filled quarry that has become a popular haunt for swimmers and artists.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

Elevated freight railway turned wildly successful urban park.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Journey up the capitol building's cupola for an amazing view of Topeka.

A rainbow-colored house promotes LGBTQ rights across the street from the Westboro Baptist Church.

The iconic remains of the original Academic Hall that burned down in 1892.

Two Ming Dynasty lion statues guard the entrance to the journalism school.

The ruins of a 19th century shelter run by the Independent Order of Odd Fellows.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The house where the writer spent his formative years.

A particularly disconcerting tribute to Irish martyrs.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

The rocky remains of an ancient Greek forest.

Vast stretch of tide-pools with a unique Moroccan charm.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

The other side is actually green.

Founded as a refugee camp, now a popular tourist spot.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

This cemetery features modernist statues as strange as its name.