The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

A station built to repel pirates now attracts wealthy vacationers.

The "Mystery and Company of Merchant Adventurers" is an Elizabethan-era hangout in Moscow.

The tallest hotel in Europe.

This Russian diner is staffed entirely by twins.

It took over half a century but a Russian monument to a famous and tragic space pup finally stands in Moscow.

Learn about Iceland's hidden folk at this school dedicated to the study of elves.

One of the most remarkable caves in all of Iceland was created by a once raging river of lava.

A sulfuric martian landscape that looks far better than it smells.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

Iceland: home to volcanoes, waterfalls and, apparently, Santa?

A trio of hidden hot tubs takes advantage of Iceland's natural geothermal vents.

A lake formed in the basin of a massive impact crater takes the shape of an unbroken ring when viewed from above.

Artistic cabins actually grow deep in the Canadian wilderness.

This artful dam holds back a crater-made reservoir that can be seen from space.

An ever-changing gathering of crude wooden figures haunts the St. Lawrence River.

Despite its name this unique art piece was established to commemorate a tragic flood.

The little house that stood up to a disastrous flood has become a symbol of perseverance.

This three-chambered cave is the only protected natural bat hibernaculum in Quebec.

An abandoned town centered around a paper mill powered by a large waterfall.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

Mysterious concrete spires left on a small Canadian hill.

A castle built for love, and abandoned due to heartbreak.

Abandoned Japanese ghost town gives a glimpse into what our own metropolises may leave behind.