This ancient structure is widely thought to be the oldest intact pyramid in the world.

An ancient necropolis of magnificent tombs.

The ancient mosaics here are considered among the finest in the world, and serve as a stunning record of Greco-Roman daily life.

This sea stack in Cyprus is traditionally seen as the birthplace of the goddess Aphrodite.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

This crumbling medieval basilica once attracted pilgrims by the thousands to collect a miraculous dust that formed above the saint's tomb.

The ancient latrines of the Greeks, in all their public glory.

The alleged house of the Virgin Mary is tucked away in a park and nature preserve on Mt. Koressos in Turkey and is holy to both Catholics and Muslims alike.

A charming beach town in Turkey captures all the colors of the rainbow.

One of the best-preserved medieval streets in Europe.

Longest fortress system anywhere in Europe.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

An iron dragon with a long neck covered in feathery scales perched above one of Venice's most popular squares.

This ruined travelers shelter sits abandoned in a desolate bog of Flow Country.

A sea cave with a waterfall and Viking past

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.

The last manually operated turntable ferry in the world.

This macabre monument atop an ancient well gives a nod to a brutal episode in Scottish clan history.

The location of the Bridge of Death and the Gorge of Eternal Peril in "Monty Python and the Holy Grail."

Overlooking a Scottish loch, this beautifully crumbling castle once inspired a poem by William Wordsworth.

An 18th-century viewpoint across the surrounding highlands.

An 11th-century Viking gravestone in a Victorian parish church graveyard.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.