Opal Pool—Willamette National Forest, Oregon: A leap into the refreshingly brisk waters of Opal Pool should come with an automatic membership into the Polar Bear Club -- even during the dog days of summer, the waters hover near a bracing 42 degrees.
Oregon hiking- Opal Creek Scenic Area and Wilderness. It is located east of Salem, in the Willamette National Forest. Opal Creek runs through thousands of acres of protected old growth forest, crisscrossed with over 30 miles of hiking trails.
Chasing Waterfalls: Finding the Perfect Summer Swimming Hole
Opal Creek Wilderness in the Willamette National Forest in Oregon -- Opal Creek Valley contains 50 waterfalls, five lakes, and 36 miles of hiking trails with year old trees. Went on a trip to opal creek in grade. Best week of out door school ever!