A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

A mysterious, ancient collection of pre-Hispanic petroglyphs hidden deep in the Mexican desert.

What might be the largest completely Jewish town in the world outside of Israel now faces dwindling numbers and empty streets.

This abandoned Croatian stronghold never saw a great deal of conflict but it is still a beloved relic nonetheless.

This precariously perched fortress was once ruled by a crow-worshipping baron.

The ancient Greek Titan guards this massive dam holding a lightning bolt to symbolize electricity.

Unexplained bald patches in the landscape grow and recede over time, as though they are somehow alive.

This giant squid sculpture sits near the spot where a real-life specimen was captured in the late 19th-century.

This lighthouse has been guiding shipping into the Golden Gate since before the American Civil War.

This enchanting natural park is a magical example of a temperate rainforest in Europe.

The only free-standing, vertical sundial in the US was keeping standard time before it was even invented.

The 5,000-year-old megalith is believed to be Scotland's tallest standing stone.

The scant remains of this flooded historic village can be explored in one of the most remote areas of the Great Smokies.

Despite being burnt down multiple times, the ruins of this South Carolina church are still standing.

The loneliest island in New York.

The world's largest pineapple building honors Bathurst's favorite fruit.

A monument with a complex history dedicated to one of South Africa's greatest heroes.

Once a dining hall for boarding school students, this lodge was a popular haunt for nuclear physicists working on the Manhattan Project.

An open-air museum showing how people on El Hierro lived from the time of the first settlers until the late 20th century.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

Romania's "Red Ravine" is a little-known natural wonder that bears a resemblance to the Grand Canyon.

A long, winding trek rewards you with a gorge so captivating it inspired a painting in the Tate.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

She asked for a potato cellar and over the next 23 years he gave her a network of holy caves.