This millennium-old site reflects a time when sugar was a treasured commodity.

In 1810, free people of color made up more of New Orleans's population than any other Southern city.

This glass-themed tourist park in northern Japan feels like taking a step back in time.

This colorful boulder serves as a canvas for political statements and artistic expression.

The remains of a 70-year-old military aircraft crash landing still sit on this Scottish hillside.

This national landmark is also home to a massive treehouse.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

The site of a strange super top-secret military experiment during WWII on a remote Canadian lake.

Two adjoining collections of 19th-20th century physics apparatuses and instruments.

The Twisted Trees of Alticane are an unnerving grove of Quaking Aspen, apparently mutated from a single source, giving them a twisted and unnatural appearance.

One of the foremost Sherlock Holmes collections is hidden away at a Toronto library.

An old world fairytale-land with over 350 fairy folk figurines hidden amongst 800 year old cedars.

Constantly maintained, this organ is playing a six-century long composition by John Cage.

A university observatory dome painted like the beloved "Star Wars" robot.

This curious sculpture represents the perseverance needed to take to the skies.

The 3,600-year-old archeological sensation is considered to be the oldest representation of the cosmos.

Metro station with a claim to rock n' roll fame.

A stunning two-story timepiece within a medieval Brick Gothic church.

Twisted buildings adorn the banks of the Rhine river.

The world's most delightful not-NOT-religion welcomes visitors to the town of Templin, just like its more stoic peers.

The world's oldest rose is so tough it survived being bombed in World War II.

The history of German architecture is explored across this fairy-scale mini-city.

The site of a concentration camp where inmates were made to take part in one of the largest counterfeiting operations in history is now hauntingly empty.