Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Eighty million natural history specimens call this gargantuan museum home.

Outdoor art exhibition made of classic Tetris pieces.

A monument to the 4,114 Irish orphan girls who arrived in Australia between 1848 and 1850.

The statue honors an adventurous seafaring cat.

A self-funded cemetery with a long list of inhabitants.

Come for the flowers, stay for the bats!

A collaboration of art and ornithology mourns the calls of Sydney's lost birds.

A colorful street named for the legendary Australian rock band.

These mythological giants take time out of their busy day guarding a Victorian market to let you know what time it is.

WWI hospital ship lost in a cyclone turns up on the coast of Fraser Island, where she remains rusted and forgotten.

This trio of Australian rock spires may have inspired aboriginal legend or just modern tourism.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

This historic observatory contains the world's oldest refracting lens telescope.

An opal mining town in the middle of Australia where people live, worship, and shop underground.

The only pollutant in the clear blue water is sunscreen.

A small, but award-winning beach known for its literally spotless reputation.

These bronze sculptures sow whimsy by hamming it up on a pedestrian mall.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

A rare example of World War I trenches from the British front.

A series of tiny artificial islands rich with produce bob atop the surface of the lake.

A grand example of 19th century Burmese teak architecture, and the most significant of Mandalay's historic buildings.

This golden temple is surrounded by hundreds of stone tablets that comprise the "world's largest book."

The oldest teak bridge in the world is made from the remains of a royal palace.