One of the world's oldest trees comes with a Welsh legend intertwining it with a spirit prophesying death.

One of the windiest peaks in Crimea is home to an incredible set of cable bridges.

The world's oldest individual clonal tree looks like a wimp despite standing tall for 9,550 years.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

This pair of small sea rocks has been "wed" using rope and ancient Shinto tradition.

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

Fire meets ice at the southernmost volcano on Earth.

One of the world's southernmost bars.

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls.

The beautiful baroque library of the Hapsburg empire.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

Annual convention held by the largest pyrotechnic community in the world.

A spectacular annual festival centers around humans throwing molten iron against a wall at night.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

This architecturally eclectic early-20th century mosque was built as a place of worship for the Islamic followers of a Jewish messiah.

These phallic stone spires once served as Tolkien's Paths of the Dead.

A place as enchanting as the journey to reach it is harrowing.

On rare days, this abandoned castle's gatekeepers open its doors, revealing the eye-popping splendor hidden inside.

A tower built by an emperor for an antelope.

This Italianate house was the childhood home of the prominent Canadian painter, Emily Carr.

This cluster of little wooden huts once ground local farmers’ wheat into flour during the days of the Austro-Hungarian Empire.

One of Hungary's most influential places of learning is also home to one of the world's most beautiful libraries.