Shark attack! Two challengers confront one of nature's deadliest predators by diving into shark-infested waters.

After repeatedly trying to ditch their phobia, two young executives face the ultimate "do or die" moment in front of 20,000 footie fans.

Statistically speaking, air travel is the safest mode of travel. But stats mean nothing to these two Challengers.

The city hits the country as two urban Challengers confront their fear of change.

Two Challengers overcome physical and psychological obstacles to recover something they thought was lost forever.

Two Challengers fight an inner battle on the surging white water rapids of the Ottawa River.

Two women journey to Kenya to build a well for a community, and to find inner peace for themselves.

For most, the commute to work is an everyday activity; but for others, the daily drive can cause panic and fear.