This replica of the Greek structure is in the heart of Nashville.

The alley connecting two of country music’s most historic venues has a rich history of its own.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

Two large-scale sculptures of Adam and Eve greet visitors in the nude at the Time Warner Center in NYC.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

If it hadn't been caught in time, a flaw in the design of this Manhattan skyscraper could have led to its collapse.

Read a book next to a Midtown waterfall.

New York City's first Modernist house.

A Manhattan office building is home to the world's largest chess board.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

In the back of a nondescript sports bar is a museum-worthy mural by legendary cartoonists.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Rat sculptures try to infiltrate the Graybar Building in an architectural tribute to New York City's nautical history.

The famous facade of Grand Central Terminal hides a regulation tennis court, and it's not the first one.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

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

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

For more than two centuries, this family-run establishment has been serving up some of Ireland's best oysters.

A hugely vast Irish landscape of barren rock that stretches for miles.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

Originally built to monitor fishing, this Victorian tower now educates visitors about the local salmon industry.

This natural sea arch highlights Ireland's rugged coastal beauty.

This controversial Irish show cave is home to a massive formation known as the Great Stalactite.