Season 2 Episode 4 of City Walk races to the top of the highest building west of the Mississippi, takes to the bike path with drummer and composer Stewart Copeland, scours the scrappy streets of downtown Las Vegas, treks back to when Pedestrianism was the #1 sport in America, and uncovers the hidden connection between exercise and medicine.

"City Walk" hikes the Pacific Crest Trail with Reese Witherspoon, takes a walk with a doc in San Diego, travels by foot across Copenhagen, joins a heartwarming game of soccer before hitting the rails to trails in Washington, D.C. and the streets of West Hollywood like you’ve never seen before.

Learn why your foot is a superhero as "City Walk" takes you on walks around the racetrack, NYC under the moon, and beyond.

In this special health and fitness episode of "City Walk," family physician and past President of the American College of Sports Medicine Dr. Bob Sallis gives facts that promote physical fitness as a reliable antidote to the many conditions caused by sedentary lifestyles.

In this episode of "City Walk," saunter the shorelines of Manhattan, travel the U.S. in a Chevrolet, stroll the art galleries and museums of Pasadena, and even visit a beach in the Netherlands where magical creatures walk powered by the wind. Also, join tens of thousands of people as they shut down the streets of Los Angeles for CicLAvia, a colorful 15-mile bike ride to the sea to celebrate a day without cars.

In this episode of "City Walk," stroll through the green paths of Ocean View Farms Community Gardens in Los Angeles, hike the scenic canyons of Orange County, walk the doublewide sidewalks of old New York, visit a bike oasis in Las Vegas, take a turn on a treadmill in Rancho Cucamonga, learn the surprising truth about weight loss and health with City Walk MD, trek back in time to when pedestrianism was the #1 sport in America, and sail through the clouds high above Camarillo, California.