Kosciuszko
Guthega Power station -> Geehi Resevoir -> Sirens Song Tunnel -> Opera House Hut -> Lake Albina -> Blue lake -> Charlotte Pass Reserve https://www.gaiagps.com/map/?loc=11.0/148.2825/-36.3416&pubLink=504iRdFYGrmO3NcpwYApdzkk&trackId=d15d23209b21e39b8cd75a6bdc2d992e859617b2 61km with 3600m of ascent Sirens Song tunnel was only about mid thigh at its deepest Lady Northcotes had very different speeds for different people fastest was 1.2h per km and slowest 2.2 per km Caption