BonnieArbittier_leon_creek_greenway_o_p_schnapel_bike_bicycle_trail_trailist_mountain_5-17-2018-1 Erik Hernandez drops into the Leon Creek Greenway from OP Schnabel Park on his mountain bike. Credit: Bonnie Arbittier / San Antonio Report Erik Hernandez drops into the Leon Creek Greenway from OP Schnabel Park on his mountain bike.