Known as the birthplace of Korean Buddhism, this temple features an ancient, five-story stone pagoda.

A stunning medieval castle owned and restored by the famed actor Jeremy Irons.

This igneous rock monolith towers above the surrounding landscape just outside the Nigerian capital.

An isolated "phantom bridge" doomed to crumble into ruin.

Disused for decades, this freight railway bridge is finally being renovated into a scenic promenade.

An Ethiopian "Jerusalem" featuring a church hewn out of a single rock.

This mosque is an enduring symbol of Central African Republic's rich Muslim heritage.

Amidst political unrest, this Roman Catholic Cathedral has helped organize peace talks.

This spooky road cut through a mound of ancient coral might be haunted by a witch.

This monument memorializes a violent massacre where colonial police killed 50 striking dockworkers.

The longest skywalk in Taiwan.

This public bathroom takes the form of a 19th-century lighthouse that once stood on the spot.

A total of 999 stairs lead visitors through a massive hole in a mountain known as the Gateway to Heaven.

A total of 22 tiny bridges cross this canal of the Yvette River, forming a unique trail.

This previously dilapidated alleyway has been transformed into one of Melbourne's finest hidden art locations.

This wildlife trust is dedicated to orphaned elephant rescue and conservation.

This massive sculptural work outside of Paris was four decades in the making—and it's still not quite complete.

The world's narrowest strait is often mistaken for a canal.

Twisted trees shaped by coastal winds make this woodland look like something from a spooky story.

Ward off bad luck and fill your bottle with "the most watery water" at this little roadside shrine in Yonezawa.

This pyramid is dedicated to all those who suffered martyrdom for civil and religious liberty in Scotland.

The seat of the lost Ryukyu Kingdom has survived numerous fires and wars over the centuries.

This former farm In northern Iceland is now a museum, where visitors can tour beautifully-preserved turf houses.

One of a series of sculptures making a statement about sea-level rise in the United Kingdom.