Rear view of woman in bikini and with sun hat standing in lake, Shasta, California, USA

active adventure alpine lake back bikini boat california chilly cold day empowering explore female age 20 30 freedom hat healthy inspiring joy lake leisure mountain lake national park natural off grid one person one woman only outdoors paddling peaceful playful public land quiet rear view remote rocky shasta standing summer summertime sun hat sunny sunshine swimming travel unplugged usa vacations vertical waist deep in water waist up warm wild wilderness woman youth