The racers kick off the season in Amsterdam, where they face classic game pieces and unexpected twists right off the bat.

Teams depart for Prague, Czech Republic, where they must walk across a narrow plank hundreds of feet above the Zizkov Television Tower to retrieve their next clue.

Racers travel to Kutná Hora, Czech Republic, where a new alliance takes control.

Racers travel to illusionist Harry Houdini's birthplace, Budapest, Hungary, where a puzzling Fast Forward puts one team to the test; a horse drawn carriage has teams racing against the clock.

Teams travel to Croatia; a frustrating roadblock brings some teams to tears.

The race intensifies in Croatia where one team reconsiders their alliance and another team's Roadblock strategy falls apart.