Jen went hiking Castle Lake September 5, 2021 7.5 miles 1,000 feet gained Toutles! 1 Went for a swim in Castle Lake! Saw elk poos, elk bedrooms, elk skeletons and even a few elks. More from Jen ONP Family Trip August 15 to August 20, 2026 ONP Marmoteers August 3 to August 6, 2026 Eliot Glacier August 3 to August 4, 2026 Prusik Peak July 21 to July 24, 2026