A scientific observatory managed the largest Portuguese astronomy research unit.

This restored eighth-century palace is a shining example of ancient Umayyad architecture.

This sprawling, formerly elite sporting complex in Amman, Jordan has become a local picnic spot.

This vibrant side road in Doha was painted light blue to reduce heat.

An early work of the architect Álvaro Siza Vieira, these swimming pools blend into the beach.

Dead weights honor the dead of Portugal's fishing industry.

Be(w)ar(e) the moat around this historic Czech castle.

A surreal statue honoring Prague's favorite literary son.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

This spooky statue sits outside a famous Prague theater.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

What looks like a suicide in progress is actually a statue of Sigmund Freud.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

A small 12th-century temple surrounded by waters believed to have curative properties.

A secluded, little-known temple hidden amid the dense jungle.

Though it was originally dedicated to the Hindu god Shiva, Baphuon was converted to a Buddhist temple in the 15th century, complete with a massive hidden statue.

A battle between nature and architecture in the Cambodian jungle.

This dazzling Buddhist temple was constructed from over one million ceramic tiles salvaged from a British shipwreck.

This historic square in Nepal is home to temples dating back to the third century.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

Sacred Buddhist home of some spiritual monkeys.