This smaller cousin of the Forbidden City has gone from ancestral sacrifice to tourist's whispers.

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

The most famous location in China was home to whole dynasties worth of imperial rulers.

Prone to disastrous fires, the city of San Francisco has the Guardian, a fireboat gifted by residents, to watch over them from the bay.

A miniature view of the park, caught in time.

Gold Rush ship-turned-hotel buried underneath San Francisco's financial district.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

Golden Gate Park's historic collection of plants.

This private residence was the template for one of the most beloved television homes of all time.

A modern mechanical planetary system, part of a 10,000 year clock.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

Olfactory delights in San Francisco's Botanical Gardens.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

A poignant memorial to remember the Australian nurses who lost their lives during the Second World War.

Every hour a secret compartment drops from this giant pocket watch, revealing a lovely surprise.

You'll find the little birds tucked within the rocks of this Australian beach.

Native Australian lizards inhabit this garden celebrating Sydney and its sister city in China.

Cockatoo Island is a Heritage-listed island in the middle of Sydney Harbour.

Come for the flowers, stay for the bats!

The artist behind this historical depiction of transportation remains a mystery.