The stoutest tree in the world.

These sacred Mesoamerican ruins feature peculiar petroglyphs hidden in the stones.

A 16th-century monastery boasts a lush array of plants native to Mexico’s most biodiverse region.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

The most loyal of little dogs, or a Victorian era publicity stunt?

The final resting place of soldiers' loyal canine companions.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

A scattered trail of street art adds a pop of color to the city's stark structures.

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

In Coyoacán, a pair of coyotes crown a public fountain in reference to the ancient Aztec name of the borough.

Museum dedicated to the sacred leaf of the Andes.

Popular tourist destination where witches in dark hats sell dried llama fetuses for good luck.

The soaring gondola lines form the longest aerial cable car system in the world.

Death road of Bolivia.

The park is home to the United States's only still-operating Dutch windmill.

Dating back to the 1800s, two imposing buildings in Michigan have had countless transformations over the years.

Detroit’s Eastern Market has been transformed into an outdoor museum with colorful murals that address social issues and symbolize the city.

This resort community was known as the "Black Eden of Michigan."

An unlikely beach paradise of giant sand dunes lies between two lakes just a few minutes from Michigan's cherry country.

At Fountain and Division, in the shadow of Kendall College of Art and Design, lays the story of a fictional culture whose political system was used under license and who finally rebelled.