HomeUSAMichiganUpper PeninsulaMarquette (and Central UP) BoulderingPresque Isle BoulderingBlack RocksBlack RocksLAT,LNG 46.59043, -87.37703CREATED UPDATED Edit MapShareDescription[Edit]Black Rocks has a few meanings to locals. Most commonly, it's the cliff jumping area (or the micro brewery) but it also refers to the black volcanic rock (basalt) that wraps half way around the park this band is home to several fun boulder problems.9 ClimbsComing soon: New Climbs1Waiting for the Morning TrainV3Bouldering2Upper BoulderV2Bouldering3Warm Up BoulderV0Bouldering4Traverse Boulder - Center Problem SDSV2+Bouldering5Lower BoulderV3-4Bouldering6Deep Water BoulderV0-1Bouldering7The TraverseV6Bouldering8HighTraverseV1Bouldering9UnknownV3Bouldering