Bert pays a visit to an old foe at Gloucester's Greasy Pole contest before he heads up the coast to another Northeast competition. He attempts to literally walk on water to conquer a lobster crate race in Maine.

Bert rides in a summer bobsleigh on wheels, a bungee jump from a bridge over the Cheakamus River, and a mad dash race down a hill in the annual cheese roll race at the Canadian Cheese Rolling Festival.

Bert tackles Michigan's top thrills, such as a backyard "Abusement Park."

Bert competes to catch a muddy pig, and winner takes it home, in Florida.

Bert takes on Hollywood Rip Ride Rockit, Transformers: The Ride-3D and the Jurassic Park River Adventure at Universal Orlando Resort. Plus, he gets a behind-the-scenes look at Universal's newest ride, Skull Island: Reign of Kong.

Bert faces his fear of heights by riding Colorado's highest thrill rides.

Bert suffers injury before dashing through an inflatable obstacle course.

Bert races an ATV over a mud pit at the annual Eagle Mountain Mud Run in Burtrum, Minnesota.

Can Bert withstand 15 tons of flying tomatoes at the Seattle Tomato Battle?

Bert flies down a ski jump turned waterslide, competing for biggest splash.

Bert prays he can outrun a colossal plastic ball down a 1,000-foot hill.

Bert gets to be a human guinea pig when he visits a ride-testing site in Utah; and he crushes cars in a military-grade tank during his time at an amusement park in Georgia.

Bert explores the best thrills of America's heartland, including a maniacally muddy 5km race.

Bert travels to Texas, where he rides boardwalk coasters, trains sea lions and faces his fear of heights by rappelling down a 16-story building.