Leavenworth Adventure Park Boasts Washington State’s First Alpine Coaster Boasting Washington State’s first Alpine Coaster, the Leavenworth Adventure Park is set to celebrate its Grand Opening on June 1, 2023. The park is set on a gorgeous mountain at the entrance to the Tumwater Canyon, just a short walk from Leavenworth’s downtown. Related: Longest Zip Line in USA Launches in Mammoth, CA | The 2,100-Vertical-Foot Mammoth Mega Zip Dave […] SnowBrains | May 17, 2023 0 Comments