Belmont Bay is a shallow, tidal saltwater bay on the Potomac River in Northern Virginia, providing a protected paddling environment with significant wildlife viewing. The primary public access for car-top boats is the dedicated launch at Mason Neck State Park, located off High Point Road in Lorton. This launch provides direct entry to the bay and is the starting point for guided tours. A private launch for residents is maintained by the Belmont Bay Paddlers Club on the Occoquan River in Woodbridge, but membership is restricted to local homeowners. The bay is fairly shallow, which generally limits large boat traffic, though jet skis and other small craft may be present. As a tidal feature of the Potomac River, paddlers must plan for tidal currents. Kane's Creek, a pristine tidal marsh that flows into the bay's northern end, is a popular destination; paddling upstream is possible for about a mile from its mouth, but access is prohibited beyond signs marking a protected bald eagle nesting area. Water levels in the creek are tide-dependent, and during low tide, navigable distance may be reduced to about three-quarters of a mile. The area is renowned for abundant wildlife, including bald eagles, osprey, great blue herons, egrets, beaver, turtles, and deer. Early morning and evening are particularly good times for wildlife observation and calm conditions. The park charges a daily entrance fee, and guided paddle adventures are offered for an additional cost. The overall experience is characterized by a quiet, natural escape close to the urban area, with opportunities for peaceful exploration and reliable eagle sightings.