At an estimated 3,800 years old, this olive tree is one of the oldest on earth.

This cliff-face port is considered a masterpiece of mining engineering.

On the coast of Sardinia, a once-great mining village is finding new life as a coastal resort town.

Packed with geological formations, an ancient river, and taxidermied seals, this overlooked coastal cave system is worth a spelunk.

This one-of-a-kind archeological site is home to strange prehistoric ruins, the original use of which is still a mystery.

Stalactites and stalagmites in a beautifully lit cave.

Ancient cave tombs known as the "houses of fairies."

The titular "little arch" near this Italian resort is one of the most popular diving spots in the country.

This elaborate hole in the ground was built as a sacred site for an ancient civilization.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

The first outlet of Canada's biggest fast-food franchise has been slinging doughnuts since 1964.

Named after one of Canada's greatest writers who lived out her days in this quaint neighborhood.

The remains of a once-famous hotel that also acted as an artist colony.

Canada's largest dinosaur skeleton was hidden away in storage for more than 40 years.

A former Canadian Pacific Railway station turned liquor store, the first and only station in Canada visited by British royalty.

An abandoned 1970s theme park that has been turned into a space for waterfront walking.

This "Palace of Purification" has made many film appearances as a dark and sinister headquarters.

A memorial to the tens of thousands of Irish who fled to North America during the Great Famine.

The oldest landmark of Toronto is a testament to shifting sands.

The Incredible Hulk, Yoda, Mulder and Scully, and many many others watch over the mean streets of Toronto.

This unusual structure may be on its way to becoming a cultural landmark in Toronto.

A unique collection of Science Fiction, Fantasy, and everything in-between.

A well-preserved network of cavernous tunnels have spent silent centuries removing Toronto's waste.