An American city stranded at the tip of a Canadian peninsula where strict adherence to the "49th parallel rule" became problematic.

An auroral research program that superheats the ionosphere.

The deepest hole drilled in the name of science, where evidence of Precambrian life was found.

This British museum hopes to take the taboo out of poo.

A once-thriving hotel in the Swiss Alps couldn't compete with climate change.

This spectacular dome managed to survive after being bombed in World War II, in an event known as the "Miracle of Mosta."

One of the largest artillery pieces in the world sits in a Washington D.C. parking lot.

All aboard the world's longest miniature railway.

The now-overgrown beach resort was once frequented by Yugoslav military elite.

Etched into a dry lake bed, this massive directional indicator is accurate without magnets.

Concrete crosses scattered across the Arizona scrubland which were used to align spy satellites.

These colossal desert barcodes have been fine-tuning spy satellites for decades.

Arthur, Merlin, and Guinevere are among the largest and oldest satellite dishes on the planet.

It would be easy to walk past this unusual piece of art and have no idea it pays tribute to the odd life of a real chicken.

A small part of Russia that does not touch any other part of Russia.

This Tibetan monastery has survived multiple attacks and is also a sky burial site.

This long line of cement defensive wedges is named after the famous chocolate bar for obvious reasons.

A fiery crater has been burning in the Karakum Desert since 1971.

Rusting away on the edge of New Jersey are the remains of a Cold War missile launch site.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

An abandoned saucer-shaped monument in the Bulgarian mountains.

This 1920s Amsterdam neighborhood was built as a giant experiment in concrete construction.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

One of Europe's largest supercomputers is housed inside of a disused chapel.