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9.3 mi 14.9 km Starr Pass Main Loop
Intermediate/Difficult
Tucson Estates, AZ
Intermediate/Difficult
Tucson Estates, AZ 53 
17.0 mi 27.3 km 24 Hours in the Old Pueblo Course
Intermediate
Catalina, AZ
Intermediate
Catalina, AZ 19 
21.1 mi 33.9 km CDO
Difficult
Catalina, AZ
Difficult
Catalina, AZ 22