Port of Spain has one of the most dense and complex systems of roadways in Trinidad and Tobago and the Caribbean. Transportation in and out of Port of Spain is plagued by heavy traffic delays at morning and evening rush hour. Port of Spain Highways are equipped with CCTV cameras, road signage, lane markings, cat eyes, and other safety features. City Gate serves as a transportation hub for public buses and private mini-buses (locally known as maxi-taxis). City Gate is located on South Quay just south of Independence Square. A ferry service links Port of Spain with Scarborough, Tobago and a water taxi
Port of Spain in 2000 to a total daily production of 75 m.g.d. Another important facility, the new Beetham Waste Water Treatment Plant, began to treat domestic waste to international standards in 2004. The plant serves customers within Greater Port-of Spain and environs from Pt. Cumana in the west to Mt. Hope in the east including Diego Martin and Maraval. Most solid waste is disposed of in the Beetham Landfill, commonly known as "La Basse". Port of Spain is twinned or is a sister city with the following cities: Port of Spain Port of Spain, officially the City of Port of Spain (also