Whitewashed mosque contains the world's largest carpet.

This giant volcanic crater holds its very own field of salt.

More than 100 monumental tombs carved into rock are preserved at this ancient Nabataean site in the Arabian Desert.

An unfinished tomb carved into a giant boulder in the Arabian Desert.

Roman ruins, natural methane fires and a lovely beach.

Singapore's last surviving traditional village is hidden among giant skyscrapers and modern infrastructure.

From prostitutes to soldiers to business men, the dead in this graveyard are a microcosm of Singapore's history with Japan.

The most playful of the life-sized statues that make up Singapore's "People of the River."