HomeUSAMarylandNorthwest BranchNorth Bank - Chaos Roof Area AKA Snowflake BoulderFin Boulder aka TrailsideFin Boulder aka TrailsideLAT,LNG 39.02948, -77.00359CREATED UPDATED Edit MapShareDescription[Edit]This boulder is very recognizable from the centrally located fin-shaped-jug at about the 8ft mark.7 ClimbsComing soon: New Climbs1The FinV2Bouldering2The Fin - Low StartV5Bouldering3Bluntly BenignV5Bouldering4River Dyno DirectV7-Bouldering5Sans FinV0Bouldering6River DynoV6Bouldering7Slingsby's AreteV7Bouldering