An ancient chamber filled with wonderful rock art and a Neolithic carving of a human face.

An ancient neolithic tomb that only sees the sun twice a year.

This historic pub has maintained much of its 1906 decor, including a small sequestered room for women, where orders were slipped through a tiny window.

Protecting the dead from opportunistic body snatchers.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

These moss-covered medieval ruins tower atop the smallest of Ireland's Aran Islands.

A sacred well steeped in Pagan roots on the West Coast of Ireland.

A remarkably intact castle that once was the largest in Ireland.

Ruins battered by centuries of war and disaster offer a wondrous glimpse of medieval Ireland.

The oldest pub in Ireland may also be the oldest surviving bar in the entire world.

The oldest licensed distillery in Ireland.

Eastern Bloc nostalgia, anybody?

Mysterious standing stone formations looks like a petrified forest.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

The remarkably well-preserved final resting place of a powerful ancient Thracian king.

A collection of art from Bulgaria's time as a communist state.

UNESCO-protected ancient burial ground.

A striking symbol of the Bulgarian capital.

The second-largest Jewish temple in Bulgaria was deserted after World War II, seized by the communist government and then abandoned again.

The site of many battles and tragedies, including the 40 maidens who leapt into the sea.

An ancient Thracian city where fire rituals were practiced on the largest cult altar in Southeast Europe.

This charming candle shop has been in business since 1789.

This tiny Bulgarian town offers a stunning location in the mountains and a storied history.

This massive concrete sculpture is said to be the heaviest communist monument on Earth.