To experience the luxurious lifestyle of the royals, your destination should be the most luxurious castle hotels of the world. Some of the medieval castles in Europe have been converted into luxury hotels. Although refurbished to include the contemporary facilities of affluent urban folks, the castles boast of a strong medieval charm reminiscent of a bygone era when kings and queens ruled countries from their castles. The picturesque locations of the castles provide the perfect venues for blissful retreats away from the bustling cities. These fabulous castle hotels are the ideal venues for romantic vacations. Some of the most luxurious castle hotel retreats are located in Scotland, Ireland, Portugal and Germany.