I managed to get two friends who aren't strong cyclists to ride 50 kms with ease.
All along cycleways and flat.
This ride is suitable for beginners.
Suburbs: Redfern, Erskineville, Mascot, Tempe, Kyeemagh, Brighton-le-sands, Sans Souci, Ramsgate bridge, Dolls Point
Distance: 50 Kms return
Time: 3 hours
Path: Mostly cycleways, bike friendly roads in Erskineville
Hills: Not really, pretty flat
View: Asian veggie market, Eastern Beaches
Facilities: Public Toilets, all along the Eastern beaches
Max Elevation: 41m
Suitable for: Beginners
Strava Link: https://www.strava.com/activities/395902355
MapMyRide link: http://www.mapmyride.com/routes/view/862526793