I've pretty much seen every city in this country... and I love the beach.... but for quality of life, health, and a super-cool vibe without a lot of congestion.... there is only one place I would live, will live....
Jackson Hole, Wyoming. https://duckduckgo.com/?q=jackson+hole+wyoming&t=ffsb&iax=1&ia=images&iai=http://www.hotelroomsearch.net/im/2015/04/jackson-hole-wyoming-21.jpg
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Have you seen Lake Tahoe?