THAT'S Arc Dome! On top Arc Dome (11,773 ft/3588 m) Arc Dome (11,773 ft/3588 m) Cairns Bye, Arc Dome! Looking east from the TCT Dropping... TCT northbound. TCT northbound. Dropping into the drainage Looking back south Coming into Columbine Canyon TCT junction Columbine Creek trail Canyon of Columbine Creek Down the switchbacks on the Columbine Trail Looking back up the Columbine Trail Aspens again! Looking up Columbine Creek trail The Wilderness Boundary sign As the sun sinks slowly in the west... 20210919 165841 001 Last push Almost there... Rough... Getting closer... Still climbing the ridge... Looking back west Big Sawmill Canyon Still a ways... Junction with the TCT Still following the ridge Still climbing the ridge... Arc Dome Summit Trail junction View west Upper reaches of Stewart Creek Following the ridge... Looking back Starting up the switchback Looking east Looking back The trail ahead 20210905 112302 Pass thru.