Fat bikes are the perfect way to enjoy the rougher trails in summer and the snowy hills mountains and the frozen lake in winter they have fat tires which make it easier to ride over rough and snowy terrain you can enjoy lake mvatn by fat bike all year round this 2 hour fat bike tour is fully guided and starts from reykjahl village at lake mvatn the tour takes you to the hills and mountains by the lake and if conditions allow in wintereven out on the frozen lake mvatn where we go o