Bridge four-lane highway on the upper level and a pair of railway tracks at the lower level. Tower Bridge in London is different example of a double-decked bridge, with the central section consisting of a low level bascule span and a high level footbridge. A viaduct is made up of multiple bridges connected into one longer structure. The longest and some of the highest bridges are viaducts, such as the Lake Pontchartrain Causeway and Millau Viaduct. A three-way bridge has three separate spans which meet near the center of the bridge. The bridge appears as a "T" or "Y" when viewed
Greta Bridge painting the "Rokeby Venus" by Diego Velázquez was originally housed at Rokeby Park, near Greta Bridge. It is now in the National Gallery in London. 1 mile north is Mortham Tower, a fortified manor house dating from the 14th century, with a 15th-century tower. Greta Bridge Greta Bridge is a village on the River Greta in County Durham, England. Greta Bridge lies in the Pennine hills near to Barnard Castle. The bridge (now bypassed by the A66 trunk road) is over the River Greta just south of its confluence with the River Tees. Greta Bridge lies within the historic county