Todd visits the civilians and medics dealing with violence, oppression and war at the front line of the Gaza Strip.

Todd explores the traditional rituals of Ethiopia, examining everything from the male stick fighting to the whipping of women.

Todd taps into the world of lucha libre wrestlers in Mexico. They are considered some of the toughest people on the planet.

Todd braves some of the coldest conditions on earth as he ventures into the extreme Arctic wilderness in the hopes of living with the nomadic reindeer herdsmen.

In Utah, Todd examines the mental powers of fear and adrenaline as he takes on high speed racing and a demolition derby.

In Japan, Todd investigates the Japanese martial arts, discovering the resilience, concentration and precision behind these ancient disciplines.