Four Ninety Muskoka B & B in Gravenhurst provides adults-only accommodations with an open-air bath, a garden, and a tennis court. A hot tub is available for guests. There's a picnic area and guests can make use of free Wifi, free private parking, and an electric vehicle charging station. All units feature air conditioning and a flat-screen TV. There's a private bathroom with walk-in shower in some units, along with bathrobes, slippers, and a hair dryer. At the bed and breakfast, units come with bed linen and towels. Continental and vegetarian breakfast options with warm dishes, local specialities, and fresh pastries are available every morning at the bed and breakfast. Guests can make the most of the warm weather with the property's barbecue facilities. Activities such as skiing, cycling, and fishing can be enjoyed in the area, and guests can relax along the beachfront. Canoeing, hiking, and walking tours are possible within the area, and Four Ninety Muskoka B & B offers ski storage space. Lake Muskoka is 3 miles from the accommodation, while Casino Rama is 21 miles from the property. The nearest airport is Lake Simcoe Regional Airport, 36 miles from Four Ninety Muskoka B & B.