Difficulty: Strenuous | Elevation Gain: 4,702 ft | Length: 16.5 miles roundtrip | Time: 8-9 Hours This year I’ve been training for Whitney by hiking the six tallest peaks in Southern California aka “The Six Pack Peaks.” This past Friday I just completed hiking San Bernadino Peak and it’s one of my favorite hikes in Southern California! It is quite a strenuous…