When it comes to great U.S. beach destinations...whether it's east coast, west coast or gulf coast - every one of them offers something completely different. We'll meet 4 reunion groups of friends and families as they travel to Hilton Head Island, South Carolina...St. Augustine, Florida...Oceanside, California....and Gulf Shores & Orange Beach, Alabama to discover beaches with a bonus - that's why they're our BEST BEACH DESTNATIONS!