Open year round, dawn to dusk. Boat ramps provide public access to Lynn Harbor. Public swimming at Long Beach and King's Beach. Fee for parking at Long Beach, 8:00am - 6:00pm, May - Sept. An expansive seascape can be viewed from over four miles of waterfront that is managed under public ownership. A promenade extends along the two-mile length of the two reservations at the edge of Nahant Bay and is available year round for activities such as walking, jogging and bicycling. Vast areas of hard-packed sand are exposed at low tide which can be accessed at King's Beach and Long Beach on Nahant Bay as well as near the boat launching area on Lynn Harbor. Other interesting natural features include a mile-long system of fragile sand dunes parallel to Long Beach, and tide pools at Red Rock Park that are often filled with colorful marine plants and animals. Ball fields, raquetball and tennis courts are available near Nahant Rotary. A tot lot is located near park headquarters at Ward Bathhouse where a visitor center, showers, and sanitary facilities are available free of charge. A comfort station is located at Long Beach in Nahant Beach Reservation and lifeguards supervise areas of that waterfront during July and August. A parking lot with a capacity of 1,300 vehicles is available at Long Beach for which a fee is collected from May through September. Ample on-street parking along Lynn Shore Drive is available for visitors to King's Beach and Red Rock Park. There is no public toilet facility at Lynn Shore Reservation and there is no lifeguard program at King's Beach. The parking lot at the public access boat ramp has a capacity of 70 vehicles with trailers. The Metropolitan District Commission acquired private properties in the early 1900's in order to create the two abutting reservations. Many buildings, including Samuel Soule's 1855 Hotel Nahant, were removed in order to assure public access, protect important natural features and provide open space.