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

Handcrafted thermal spa washes away each night with the tide.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

A Maori village obliterated by an 1886 volcanic eruption.

The glacier tucked within a New Zealand rainforest.

A perfect turquoise lake colored with glacier dust.

A glacier pocked with ice caves and surrounded by rainforests.

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

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

A historic observatory precariously perched at the "Top of Europe."

Hamburgers are intensely proud of their tunnel beneath the river.

This unattributed sculpture in Amsterdam is hiding in plain sight.

The celebrated eyesore created by starry-eyed sweethearts.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Historic medieval fortified city in southwest France.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Paris' linguistic guide to the international language of, yes, love.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

This massive mall has hundreds of shops, an amusement park, and a history of deadly amusement attractions.

This natural wonder is disappearing at an alarming rate.

A surviving remnant of the thick ice mass that once mantled most of Western Canada's mountains.

Few other hotels can rival the grandeur of the Castle in the Rockies.

The large fjord lake is thought to be the home of "Ogopogo," a giant sea serpent.