Apex Grassmarket Hotel: Hotel, 6-minute walk from Edinburgh Castle. Features a sauna, an indoor pool and a snack bar/deli.
Apex Waterloo Place Hotel: Hotel, 14-minute walk from Edinburgh Castle. Offers a full-service spa, an indoor pool and a sauna.
YOTEL Edinburgh: Offers 2 restaurants, an indoor pool and 3 bars.
Holiday Inn Express - Edinburgh City Centre, an IHG Hotel: Hotel located near Edinburgh Castle. Features a health club, an indoor pool and a sauna.