The Only Beach Hotel In Dublin. Newly refurbished Shoreline Hotel in Dublin boasts 35 guestrooms with over half enjoying stunning views of Lambay Island, Howth Head and Irelands Eye. Enjoy a unique all-day dining experience with the views in Shoreline Brasserie. Shoreline Hotel is also one of most unique wedding venues in Dublin and indeed Ireland. The seafront terrace provides steps leading directly onto the beach.