Rest stops along this pathway offer some of the best views of the Acropolis of Athens.

Gladiators once walked this ancient, subterranean passage.

The ruins of an ancient Roman tomb hidden in the basement of a trendy clothing store.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

The hallucinogenic center of the ancient world.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

This ancient Irish religious site is covered in ancient carvings, many of which have barely aged.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

These imposing walls and towers look more like the ruins of a fortress than a monastery.

Members of the Confederated Tribes of Warm Springs still net migrating salmon in the traditional way at this cataract on the Deschutes River.

During its heyday, 72 one-ton buckets from this dredge bore into the Powder River excavating vast gold deposits.

The unique circular corral belonging to the “Cattle King” of Oregon.

With a crest near 10,000 feet, this treeless fault-block mountain in eastern Oregon provides stunning views and spectacular glacial landforms.

Along the Outback Scenic Byway, adjacent to hot springs, this human-made geothermal feature takes unexplained breaks.

An out-of-the-way state park in Oregon that features both a picturesque waterfall and the ruins of a hydropower plant.

A public fountain that spouts "health water" from a nearby spring.

At the base of Steens Mountain resides an otherworldly desert.

This great stone guardian of the forest is a relic from the land's volatile volcanic past.

The only Native American museum along the Oregon Trail, run by the peoples who have lived on the land for generations.

Despite a legend that says this highest peak in Oregon was climbed in high heels, scores of people have died on its slopes.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.

A sculpture of a salmon swimming through a brick building.

Oregon's unexpected high desert, displaying layers of time in a colorful show.