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.
The Confederation Bridge, Canada â Longest Bridges in the World. At 12.9 km in length, the Confederation Bridge is the worldâs longest bridge over ice covered waters. It is a multi span post tensioned concrete box girder structure which carries the two lane Trans Canada Highway between Prince Edward Island and New Brunswick. The Confederation Bridge , Canada â Top View.