GLENWOOD SPRINGS, Colo. (KREX) — Glenwood Caverns Adventure Park’s newest attraction, Defiance. This one-of-a-kind Gerstlauer Euro-Flight roller coaster is an action-packed, 56-second rocky mountain adventure like no other! Defiance defies convention with a 110-foot record-breaking 102.3-degree free-fall drop in the western United States.