This tiered waterfall is so pretty it may cause visitors to cry tears of their own.

A quick and simple solution to Cambodia's train woes.

5,000 skulls in memorial to those killed by the Khmer Rouge.

This $62 million dollar temple was erected to house one little dental fragment of religious history.

Singapore's landscaping project is home to 18 incredible Supertrees.

More than 200 statues filled with cryptic symbols give this park spot an aura of horror vacui fantasy.

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

This bridge is the first to be made entirely from iron, but designed like it was still made of wood.

Besieged by war, this castle ruin has crumbled into a peaceful picnic spot.

Famously misunderstood wonder of the ancient world

Uh, pardon me, ma'am, but I couldn't help noticing that there's a Columbo statue in the middle of Budapest.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

The most loyal of little dogs, or a Victorian era publicity stunt?

Protecting the dead from opportunistic body snatchers.

Cold war icon and onetime "hole" in the iron curtain.

A particularly disconcerting tribute to Irish martyrs.

One of Ireland's most infamous prisons for rebels including men, women and children.

The history and future of cannabis.

Museum preserving torture methods from the past.

The celebrated eyesore created by starry-eyed sweethearts.

World's largest film studio, where visitors tour the decaying sets that litter the harsh desert environment.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

Mountain where Jesus was first tempted by the Devil.