The Adelaide River in the Northern Territory flows north from the settlement of Adelaide River town, reaching the Timor Sea approximately 50 kilometres north-east of Darwin. For paddlers, the primary public access point is the boat ramp next to the Adelaide River Bridge on the Arnhem Highway. This ramp is usable on most tides, though difficulties can be encountered during periods of extremely low water. The river is a significant habitat for wildlife, including crocodiles, birds, and buffalo, which are a major draw for guided river cruises. The presence of saltwater crocodiles is a critical and well-documented hazard for any water-based activity; they are known to attack boats larger than a typical kayak, making paddling a high-risk endeavor that requires extreme caution and local knowledge. The river holds historical significance, particularly from World War II, with the beautifully maintained Adelaide River War Cemetery located on its banks. The surrounding area features the historic Adelaide River Pub and an old railway bridge and station, now a museum. The river's character is defined by its role in the Top End ecosystem, with fishing being a popular activity, particularly during the seasonal "run-off" period. Good fishing is reported, and the public ramp is noted as a starting point, approximately a three-hour drive from Darwin. The small settlement of Adelaide River, with a population of about 250, serves as an ideal stop-off point between Darwin and Katherine, offering basic amenities.