The evocative ruins of a 1,000-year-old hill fort lie within a popular tiger reserve.

There are millions of temples in India, but only one prominent temple dedicated to the Hindu creator god.

An ancient wall in the shadows of the Amber Castle.

This opulent 16th-century Maharaja’s palace is a unique mix of Hindu and Muslim designs.

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

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

The 953 windows undoubtedly make this the world's most beautiful screened porch.

This tremendous timepiece was once the largest cuckoo clock in the world.

A former ironworks that was the first UNESCO industrial site.

In a city that boasts four separate inclined cable railways, this is one of the busiest funicular lines in the world.

San Gennaro, the patron saint of Naples, greets pedestrians between these narrow city streets.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The walls and streets of the ancient city are peppered with penises.

Erotic art covers the walls of the largest ancient pleasure palace.

Ancient snack bar of the Roman Empire re-opened.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

Every day is like Christmas on this street where the traditional Neapolitan nativity scene comes to life.

A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.

This whimsical fountain depicts a winged siren shooting water out of her nipples into the fires of Mount Vesuvius.

Pompeii's less famous neighbor is still revealing her secrets.

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

A desert that rolls right up to the ocean, where it's so dry animals live off the fog.

Far from the shore, this sandy victim of the Skeleton Coast looks like it was plopped in the middle of the desert.