Reminiscent of a termite mound, this imposing structure is likely an ancient funerary monument.

A twisted steel beam from the wreckage of the World Trade Center is the centerpiece of this memorial for those who died on September 11, 2001.

An excavation site that signified Hercules in Pula, and a glimpse into the city's Roman history.

Brooklyn’s wildest restaurant is serving ice cream in snail shells and marrow bones.

A perfect replica of the beloved show's first set.

One of London's lost rivers runs through a pipe over the tracks of this subway station.

Every September, international competitors flock to the flooded quarries of a tiny Scottish island.

A bizarre object of worship believed to grant wishes to those who tie it up with a rope.

Centuries-old columns from French monasteries provide structure for this courtyard within an Ohio art museum.

A detailed, loving tribute to America's most isolated city.

This volcanic crater lake is renowned for its perfectly round shape, stunning blue-green waters, and unique geological properties.

This sea-based blowhole releases seawater when waves hit the coastal caves.

Perhaps the smallest monument dedicated to one of Great Britain's longest serving monarchs.

There's something in the air as history repeats itself at this museum dedicated to the Swedish pop band.

This circular artwork represents the ancient microscopic organisms that created the chalk foundations of the North Downs Way.

This centuries-old tree has been a witness to some of the most important events in the history of the Philippines.