Originally Posted by
jcb3
Skyline Drive in Tustin CA - Climbs up to Tustin Heights (shockingly)
A regular bike club route, not all that hard, but a nice segment - if you don't know your way you can get you all turned around
Another Skyline Dr in the same area starts in Corona CA and is a dirt trail, mostly used by mtn bikers but would also be good training for
Eroica California (12 miles and approx 2.5K climb)
https://www.alltrails.com/trail/us/c.../skyline-drive