A boardwalk winds through this sliver of coastal nature hidden within Sydney.

A former drinking water storage reservoir transformed into a sunken garden.

A 19th-century perch for spotting sailing ships now boasts one of the most iconic views in the Southern Hemisphere.

A statue of a Scottish cultural icon in central Sydney.

Hidden within Sydney’s lush Royal Botanic Garden is a walled cactus rockery and the site of Australia's first zoo.

An iconic work of public art that lights up the downtown area.

The largest single-building tribal cultural center in the U.S. is an expansive museum in Oklahoma City.

The largest land animal skull ever discovered.

Home to over 200,000 artifacts, this museum attempts to guide visitors through the ancient history of Beijing and Imperial China.

Enormous burial mounds of ancient emperors.

An ancient fortification lives on in this Chinese city.

A life-sized imperial army, buried in battle formation, has stood underground for over 2,000 years—built not for war, but for eternity.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

Baltimore's classic clock tower was once topped by a rotating, 20-ton medicine bottle.

This small chapel built into rock is the oldest place of worship in Luxembourg.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

This striking sculpture of a supermodel in a yoga pose challenges traditional public art.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

Home to three historic ships from the age of Vikings.

This Bangkok high-rise looks like a rudimentary LEGO elephant.

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

Macabre astrological automaton clock dating to the late 1400s.

There aren't too many operational funiculars around, but Pittsburgh has two!