A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

This long-hidden space above Westminster Abbey now displays the battle gear of the legendary King Henry V.

An architectural oddity hides in plain sight on this iconic London bridge.

Amidst the bustling streets of Dublin, there is a hushed garden that is dedicated to "All those who gave their lives in the cause of Irish Freedom."

A mysterious plaque to the even more mysterious "Fr. Pat Noise," killed in "suspicious circumstances."

The mark of the Devil's horns on a marble column in Milan.

The secret medieval communication system will whisk your words above the noise of the crowd.

This sidewalk tribute honors Colorado's great culinary creation.

This metallic stampede sits frozen on a Washington ridge yet the artist's vision is still incomplete.

Come for the speed, leave in love with the desert.

This historic estate on the east shore of Lake Tahoe was home to an eccentric millionaire (and his pet elephant, Mingo).

The California capital city once stood 10 feet lower than it does today.

Guns that have been defending San Francisco since 1904.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

Olfactory delights in San Francisco's Botanical Gardens.

One time home to turn of the century explosives, now hidden under the Bay Bridge.

New Plymouth, Idaho is the only U-shaped town in the United States.

One woman's Viking Castle on Lake Tahoe.

A miniature view of the park, caught in time.

One of the largest helium balloons in the U.S. is a 112-foot ginormous orange.

A busy cafe better known for board games than food.

This jazz venue welcomes performers nightly and students daily.

Seasonal, Pacific Northwest cuisine served in a 101 year old firehouse.