Tim Cahill has clambered up Mount Roraima in the Guyana highlands, dined on baked turtle lung in the desolate northeast of Australia and harvested poisonous sea... » 

Tim Cahill has clambered up Mount Roraima in the Guyana highlands, dined on baked turtle lung in the desolate northeast of Australia and harvested poisonous sea snakes in the Philippines. Here, he writes about these close encounters, giving new meaning to the expression going to extremes. «