DOT (graph description language) DOT is a plain text graph description language. DOT graphs are typically files with the file extension gv or dot. The extension gv is preferred to avoid confusion with the extension dot used by early (pre-2007) versions of Microsoft Word. Various programs can process DOT files.
The Lake Pontchartrain Causeway, or the Causeway, consists of two parallel bridges crossing Lake Pontchartrain in southern Louisiana, United States. The longer of the two bridges is 23.83 miles (38.35 km) long. It is the longest bridge in the world that runs continuously over water.
Tianjin Grand Bridge is a railway viaduct bridge that runs between Langfang and Qingxian, part of the BeijingâShanghai High-Speed Railway. It is one of the longest bridges in the world with a total length of about 113,700 m (373,000 ft), or 113.7 kilometres (70.6 mi).