This adults-only establishment treats guests like royalty and is a popular place for couples to spend their honeymoon. Casa Cook Kos is set right on the edge of a beautiful stretch of sand and guests are treated to private beach access as well as stunning views of the ocean from their balconies and terraces. The large and modern spa complex comes complete with an indoor pool and a hammam, while the outdoor swimming pool is set with huge sunbeds where guests can soak up the sun and indulge in a cocktail or two. People who are in search of optimum luxury should make sure that they secure one of the villas that come with a private pool and beach views, while those who are in search of fine dining will not be disappointed.