A sinkhole and now a swimming hole, too, full of dazzling turquoise water.

This lonely tomb is all that remains of a once-bustling ancient trade hub visited by Marco Polo.

Where artisans use centuries-old techniques to build traditional Arabian ships.

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

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.

Built by the Portuguese colonists in the early 16th century, this fort is one of the oldest European structure in Asia.

Two thousand feline artifacts fill Malaysia's "Cat City."

One of the largest caverns in the world has a maw large enough to stack cathedrals in.

A well kept and well documented look at the Bruneian Sultan's life and successes.

A symbol of Islam in oil-rich Brunei.

Ferdinand Magellan dubbed the world's largest water village the "Venice of the East."

1800 rooms of single-family residence in Brunei.

These jagged limestone blades cut out through the canopy of the jungles of Borneo.

A monument built to commemorate the billionth barrel of oil extracted from the Seria oil field in Brunei.

A favorite with sightseers and locals alike, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

The sign announces the Scottish village's cosmic connections, as it's twinned with Glenelg, Mars.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

Fifty years of contamination in Scotland's waters.

The farthest northwesterly point of the British mainland is one of the most remote places in the Scottish Highlands.

The first transatlantic wireless signal was received at this 17th-century fort.

A World War II gun battery sits at the easternmost point of North America.

This oddly named town refuses to change its phallic moniker.