Site of James Cook's historic observations of the 1769 transit of Venus.

A white Buddhist temple with a golden restroom.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

Singapore's landscaping project is home to 18 incredible Supertrees.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

Across this single-file rope bridge is what has been claimed to be the edge of continental Asia.

This lucky bronze frog was gifted to Madrid by a casino.

The remains of this misplaced church were moved here stone by stone.

A pair of gigantic baby heads greet passengers at Atocha Station.

A lush indoor jungle fills this bustling Madrid transportation hub.

Rebuilt remains of a temple to Roman god Mithras.

This ancient Egyptian obelisk still bears the wounds of World War I.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

A hands-off space for graffiti artists to hone and display their skills.

The last remaining example of the boatmen's perches that once dotted the south bank of the Thames.

Murals of the wild parties once held on the frozen River Thames.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

A popular European tradition makes its way to the states on one of America's most famous bridges.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

These small sculptures pay homage to the lovable star of an iconic Argentine comic strip.

The final resting place of the liberator of Argentina is guarded around the clock by two soldiers.

This historic, palatial theater is now one of the world’s most beautiful bookstores.