A graveyard of old and rare planes that once were the glory of Persian aviation.

The vertical-axis windmills of ancient Persia have been grinding flour for 1,000 years and counting.

A crazy maze of a hostel, where every trap door and secret entrance brings you to a new wacky, wonderful room.

This Javanese-Hindu temple from the 15th century is unmissable for anyone with even a passing interest in erotic art.

Sacred waters rescued from the wrath of a volcano.

This Sumatran root bridge took almost 30 years to knit itself together.

Isolated atop this Balinese sea crag is a lovely Hindu temple that is said to be guarded by sea snakes.

The name of this ancient Indonesian temple translates as "Elephant Cave" but it could be more accurately called "The Hellmouth."

Bali's remote "gateway to heaven" is one of the most sacred places on the island.

Hindu temple of the dead home to hundreds of long-tailed macaques.

This magnificent 18th-century hall consists of a maze of nearly a thousand interconnected passages.

The world's largest Tibetan refugee settlement.

A centuries-old lookout post still sits atop a natural stone spire.

The world's second-largest sundial, made entirely out of stone.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

Hakka-style teahouse where everybody grinds their own tea.

A secret passageway from World War II is now a quirky pedestrian shortcut.

Ancient structures used to make and preserve ice in the deserts of Persia.

One of the last surviving ancient Buddhist sites in the region, it escaped the brunt of several Hun invasions thanks to its remote location.

Reputedly haunted sandstone necropolis with exquisite stone carvings.

These stairs were built to accommodate royals mounted on elephants.

This aromatherapy shop and mini-museum cofounded by the Sigur Rós frontman documents Icelandic history through scents.

This plaque tells the story of an event that took place in an imagined parallel universe.

The Arctic Circle runs through this isolated spot north of Iceland.