September 30, 2009 / (http://www.myprgenie.com) -- The Cal Mac Coll Challenge, a tri-sport adventure race, is due to return for its second year and will take place on Thursday 15 October. Pegged as the ‘most remote adventure race in the UK’, the Coll Challenge includes running 2 miles along Crossapol beach on the Isle of Tiree, windsurfing from Crossapol round the coast to Gott Bay and then over to the neighbouring island of Coll where the competitors will race a half marathon on a bike. ...

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