Simone Bronnhuber and Tom Fritzmeier push their boards and their legs to the limit while setting a world record. Inside a volcano crater at nearly 6,000 meters altitude. With a stand-up paddleboard. Here’s how they still missed the ultimate crown jewel. My head is pounding – really pounding. It’s as if I drank a bottle of liquor the night before. My legs feel like lead and every step is painful. I want to give .