To the great disappointment of doomsdayers, this codex merely contains records of the Moon and Venus.

In 1830, cemetery workers in Cham unearthed a chamber housing thousands of skeletal remains from the 13th century, which can still be viewed today.

Underneath the city that invented pilsners are a series of historic tunnels that have been storing beer for centuries.

"The most colorful grottoes of the world.

These 18th century gardens tell a rocky story of the son of Odysseus.

A spiral staircase twists to the top of this unusual Czech lookout tower.

The oldest licensed distillery in Ireland.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

The oldest public library in Ireland.

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

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A chapel on a volcanic core, marking the end of a successful journey.

One of the most powerful religious centers in the Middle Ages, dubbed the founder of Western monasticism.

A gothic church dedicated to the love of wine.

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

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

An autonomous republic of Orthodox monks.

Cave on extinct volcano, once home to famous mathematician Pythagoras.

Giant marble phalluses on the sacred island of antiquity.

The hallucinogenic center of the ancient world.

This legendary city has been a tourist attraction for centuries.

A sprawling collection of books and manuscripts about ancient Greece that would have put their famed libraries to shame.