Remember the old Star Trek theme: to boldly go where no man has gone before.

FORBES: Are You Bold?

We're about to boldly go to a galaxy far, far away and match up two cosmic competitors.

FORBES: Star Wars Vs. Star Trek

Everyone from David Hasselhoff to Jennifer Love Hewitt to William Shatner has tried to boldly go where hordes of celebrities have gone before: to the concert stage.

FORBES

In this episode, Richard Quest finds out what motivates today's hardy crop of explorers and uncovers the madness that drives them to boldly go where no one has gone before.

CNN: Quest for exploration