👉 Crossrail is a proposed high-speed rail system in London, England. It was announced in 2015 and is part of the government's plans to upgrade the transport infrastructure in the capital city. The project aims to connect London with other major cities in Europe and Asia by building new railway lines, including several through tunnels. The Crossrail system would consist of two main parts: a high-speed rail line that runs from Paddington station to the Southbank Centre, and a second line that