An ancient octagonal weather station named for the eight Greek gods of wind.

A man's head is enshrined beneath a statue near the first building constructed for the modern Olympic Games.

Past the megayachts in the hyper-modern marina of Vouliagmeni is a small, well-hidden chapel adorned with pebbles and maritime imagery.

Monasteries on rock pillars, once accessible only by frayed ropes.

View the ancient remains of buildings and the ancient "River of Hades" before hopping on a train.

These ancient ruins hide in plain sight next to a dessert shop.

This electric green sulphur lake in New Zealand looks like a cartoonish radioactive dump site.

One man's dream has turned into this naturally growing chapel made of almost nothing but trees.

This sheep farm has been forever transformed since being built for “The Hobbit” film series.

One of Auckland's oldest cemeteries was partially demolished during the construction of a major highway in the 1960s. 

Mounds of fine golden sand that can rise nearly 500 feet tall.

Watch the seas clash at the place where according to Maori tradition, the spirits depart for their journey to the afterlife.

Modern art meets modern convenience in possibly the world's most architecturally important public bathroom.

Tubing through a cave lit with glowworms is a magical underground experience.

The "Rocky Horror Picture Show" character has a hidden camera that broadcasts people doing the "Time Warp."

A galaxy of glowworms—larvae of a gnat—hides deep in the belly of these caves.

The platform atop this verdant volcano was built with the help of a royal elephant.

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

A neon-illuminated statue of James Cook at the edge of a historical Auckland wharf makes for an unexpected discovery.

This lake with an inactive volcano underneath is often said to be bottomless.

A gallery of underwater art that can be visited by man and fish alike.

A forsaken wonder in the middle of the East Side neighborhood.

One of Frank Lloyd Wright's greatest—and favorite—architectural masterpieces was almost lost.

The site of William McKinley's tragic assassination is only marked by an underwhelming boulder.