An ancient capital city that dates back 3,000 years old and harbors many surprises.

In the early 1900s, hundreds of Black Americans found opportunity in this now-abandoned rural community.

This top-secret nuclear bunker hidden in a Bosnian mountain has been converted to a modern art exhibition space.

Composed of scrap metal, a pair of platform-length murals chronicle Japan’s history, from the Big Bang to the development of modern Tokyo.

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

This apartment is a true time capsule of local life in Bulgaria during the Soviet regime.

This historic Victorian hotel has a scandalous history of affairs and murder.

A historic freight system that found the true gold rush is in tourism.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The most loyal of little dogs, or a Victorian era publicity stunt?

Mysterious 500-year-old tapestries depict a unicorn hunt.

Hundreds of prehistoric stones, arranged in perfect lines in a French field.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

2300-year-old Roman road connecting the empire.

The fairy tale castle of the "fairy-tale king."

Originally envisioned by King Ludwig II to rival Versailles, Herrenchiemsee's "New Palace" remains half-gilded for lack of funds.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

This Canadian monument to the man who invented the telephone allows visitors to get up close and personal with the artifacts of his life.

The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

What is left of the pillar of Saint Simeon, the voluntary martyr who climbed the column to give his sermons, remaining perched there for thirty-seven years.

The largest hewn stone in history.

Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

This elaborate temple was built around one of the Buddha's teeth.