Tunnels underneath the River Thames constructed up to 1999 for the Millennium Dome; and a tunnel to the site of the old Ferranti power station on the east side of the mouth of Deptford Creek. There is also a tunnel between Cottons centre and the old Billingsgate Fish Market near to London Bridge. Citibank used it for cabling at one point; it was large enough for a person to walk through. The Silvertown Tunnel is a new Thames river crossing proposed to supplement the existing Blackwall Tunnel, which will join the Greenwich Peninsula with West Silvertown. There is also a further tunnel about two miles
Severn Bridge Severn Bridge The Severn Bridge () is a motorway suspension bridge operated by Highways England that spans the River Severn and River Wye between Aust, South Gloucestershire in England, and Chepstow, Monmouthshire in South East Wales, via Beachley, Gloucestershire, which is a peninsula between the two rivers. It is the original Severn road crossing between England and Wales, and took three-and-a-half years to construct at a cost of £8 million. It replaced the Aust Ferry. The bridge was opened on 8 September 1966, by Queen Elizabeth II, who hailed it as the dawn of a new economic era for South