Lewis Pugh: How I swam the North Pole

This quick TED talk entry is courtesy of TED.com. Lewis Pugh talks about his record-breaking swim across the North Pole. He braved the icy waters (in a Speedo) to highlight the melting icecap. Watch for astonishing footage — and some blunt commentary on the realities of supercold-water swims.

Click Here to see the talk on TED.com