The fountain marks the area where hundreds of accused witches were burned at the stake.

A verdant 17th-century-style garden hidden along Edinburgh’s Royal Mile.

A shiny sculpture celebrating the mighty mollusk.

This museum honors the young maritime hero who became an unexpected Victorian-era celebrity.

This restaurant was removed from the famed sister ship of the Titanic and placed within a hotel.

This giant wooden treehouse within a sprawling garden has its own eatery.

The sign at the garden gate reads: "These Plants Can Kill."

This enormous secondhand bookstore inside a Victorian train station sparked the "Keep Calm and Carry On" craze.

Huge winged monument in the United Kingdom.

The largest timber structure in Europe.

The storied English village that pretended to be insane inspired NYC's nickname and the fictional namesake in the DC Comics universe.

This romantic, decaying 13th-century ruin on the edge of Sherwood Forest is reputedly one of England's most haunted places.

A 15th-century former coaching inn forms the implausibly grand entrance to a 1980s shopping mall.

When it came to designing his own small office building, the eccentric architect wasn't afraid to show the world what he could do.

When the public was consulted about a new piece of street art, they naturally asked for an enormous metal dragon.

The oldest inn in England served brew to the crusaders.

This unchanged Victorian park is rumored to have been the inspiration behind Peter Pan's Neverland.

Inspired by a dream, a hermit carved out a home in this sandstone bank to live a life of contemplation and prayer.

Left by the Devil, an ancient quarry or just plain old erosion, this enigmatic rock pillar rises 28 feet from the hillside.

A striking 500-year-old mansion provides an unexpectedly sublime home for live deer and a menagerie of exotic stuffed animals.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.