Mark Munoz

Niles' Halloween costume party becomes a comedy of errors when he mistakenly thinks that Daphne is pregnant -- and Frasier's the father.

Eleven teams depart from the Joint Forces Training Base in Los Alamitos, Calif. and travel to Switzerland where the world's second tallest bungee awaits, as well as an exhausting, "cheesy" challenge.

An injured Racer finds their Team's destiny in Mother Nature's hands and must make a game changing decision, while another Racer's hopes are pinned to a mountain rescue.

Teams scour the Transylvania countryside for buried coffins, while one of the Race's frontrunners finds themselves at the back of the pack when their plane makes an unexpected landing.

One team finds that time is not of the essence when a shopkeeper hinders their movement, and others discover that a hurried pace doesn't always equal victory, particularly when mistakes can add up to penalties.

Teams travel to Siberia, the show's first-ever visit, where a first place team quickly learns how it feels to be last, and when a new twist is revealed, one Team is left scrambling for their survival in the game.