The largest known Ancient Egyptian obelisk.

A preserved oasis with traditional Andalusian-style architecture and beautiful views of the Nile.

In Egypt's expanding metro area, many of the neighbors are dead.

The massive cave church of Cairo's Zabbaleen community is one of the largest Christian churches in the Middle East.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Known as the Sistine Chapel of Egypt, this tomb houses some of the most well-preserved paintings in Egypt.

Ozymandias’ time-keeping temple.

An ancient instrument used to measure the waters of the Nile so Egyptian farmers would know whether to expect famine or flood.

This glass skywalk offers vertiginous views down the volcanic cliffs to the beach below.

A micronation on an islet along the coast of a Portuguese island.

A lush oasis full of vibrant plants and striking geometric displays.

Men in rubber-soled boots serve as your "brakes" on this toboggan ride Hemingway described as "exhilarating."

Fortified medieval tower house with lovely roof garden.

Where Venice's gondolas go for a tune-up.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

This amazingly well-preserved villa just outside Pompeii boasts rare examples of ancient Roman paintings.

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

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

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

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

Venice's island of the dead.

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

Ancient snack bar of the Roman Empire re-opened.

The world's most active stratovolcano is almost always erupting.