Once America's tallest structure, now a Baltimore landmark.

A museum dedicated to exhibiting remarkable outsider art.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

A faded sign from the 1920s remembers Baltimore's resistance toward banning alcohol.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

Wedged between two sets of row houses is an awkwardly located family graveyard.

San Francisco’s century-old Christmas Tree.

An overlooked and unassuming engineering marvel.

The oldest lawn bowling club in the United States.

The taxidermied remains of the "last wild grizzly bear in California" and of the symbol of the state of California.

Once the site of speeding horses, now home to picnickers and public concerts.

Approximately 250,000 people left homeless by the great earthquake and fires found shelter in Golden Gate Park.

A playing field for a popular French past time can be found tucked away in a quiet corner of Golden Gate Park.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

Perfect your fly fishing technique on their practice ponds.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

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

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

Where the polar bear watches over everything, and every drink is a double.

A historic hotel in an old California railroad town with a rowdy reputation.

Junkbots and mud babies are the masterpieces in this fantastically sci-fi art museum.

The oldest Naval cemetery on the West Coast.

The former Naval shipyard is open for exploring - mostly.

The perfect spot for a picnic, right next to a giant ballistic missile.