The Western Harbour Crossing is a road tunnel in Hong Kong that connects the Kowloon and Hong Kong Island areas. Opened in 1997, it serves as a vital transportation link, helping to ease traffic congestion on other routes. The tunnel is approximately 1.8 kilometers long and is part of the Route 5 highway system. The crossing features a dual three-lane configuration, allowing for efficient vehicle movement. It is a toll road, with fees varying based on vehicle type. The Western Harbour Crossing plays a crucial role in facilitating travel and trade within the bustling urban environment of Hong Kong.