HomeUSAArizonaSouthern ArizonaMount Lemmon (Santa Catalina Mountains)Mount Lemmon (Catalina Highway)1 - Lower HighwayChoo Choo RockAmtrak Crack5.9Coati Sleeper Car5.95.10c/dsportFA Don Wilson, Karen Wilson, March 2020UPDATED BY vietnguyen Tick this climbDescriptionRoutes in Choo Choo Rock1Blood on the Tracks5.9+Trad2Scream Engine5.10+Sport3Choo Choo Chaboogey5.8Trad4Chattanooga Choo Choo5.10+Sport5Amtrak Crack5.9Trad6Fright Train5.10c/dSport 7Coati Sleeper Car5.9Sport