Map of the route “Tag 51 – 29.12.2011: Perth – Fremantle – Rottnest Island – Fremantle – Perth”: 142,99 km, 2.591 m of climbing and 2.640 m of descent, elevation between -79 m and 64 m, time 16:25:56. It is a loop that starts and ends at -31.86346, 115.79298 (latitude, longitude).