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

The statue honors an adventurous seafaring cat.

Come for the flowers, stay for the bats!

This work of art was designed to represent the Tarpeian Way Quarry that once dominated the area.

The fully functional, submerged Vanuatu Post Office is definitely one of a kind.

The sculpture shows a water rat turning the world upside-down, landing an elephant on its head.

A colorful sculpture of an Australian symbol patrols an otherwise ordinary traffic island.

This iconic clock tower is the largest in the Philippines.

This curious fresh and salt water lake holds a secret that draws in deep divers from around the world.

This spectacular mosque houses the second-largest chandelier in the world.

A rare cluster of alien-like plants grows along a dusty highway.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

Road signs in Namibia mark the location of one of the five major circles of latitude.

Bizarre living fossil only grows in a small chunk of the Namib Desert.

The largest prehistoric ruins south of the Sahara, once a powerful center of international trade.

The petrified remains of 150-million-year-old trees can be seen in and among the houses of the local villagers.

Freddie Mercury's childhood home is now a monument to the iconic Queen rockstar.

This slowly crumbling mansion was home to one of East Africa's richest and most powerful slave traders.

A 19th-century relic of timekeeping.

This small roadside eatery exists in both the Northern and Southern hemispheres, as the equator runs right through it.

Just outside of Nairobi lies a large estate surrounded by endangered Rothschild giraffes, who have been fed from the window by Mick Jagger and Walter Cronkite.

Get tall with nature's lankiest beasts and their warthog friends at this Kenyan preserve.

The world's longest continuously running show has played at this small West End theater since 1974.

An astounding 13th-century architectural and historical achievement