Few people have heard of U.S. Route 20, yet it is America's longest road, stretching from Boston to Newport, Oregon.

San Francisco's historic Cable Cars are celebrating 150 years of operation! Take a listen as we explore the history of the city's cable cars.

A journey through time featuring the Four Corners Region of New Mexico, Arizona, Colorado and Utah.

Join us as we learn about the history of Macy's Annual Thanksgiving Parade

Oregon's historic Columbia River Highway travels through the Columbia River Gorge.

Featuring the Historic Blues Highway, U.S. Route 61, between Nashville, Tennessee and New Orleans, Louisiana.

Featuring Hollywood's iconic walking tour stretching 15 city blocks of Hollywood Boulevard and honoring more than 2,700 entertainment professionals with its famous terrazzo and brass starts.

Chicago may be known for its skyscrapers, but its the bridges that make the city unique.

50,000 years ago a meteor crashed into the earth in what is now Northern Arizona, with the force of 150 atomic bombs.  Today, scientists from all over the world visit the site to study the impact of meteors on earth.  The site has also become one of Arizona's most popular tourist attractions, with an impact site a mile wide and 550 deep.