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.
China Opens the World's Longest Bridge Over Water, Toppling American Record-Holder. Along with its massive high-speed rail network, China has officially surpassed the United States in yet another piece of transportation infrastructure: the world's longest sea bridge. The new bridge spans Jiaozhou Bay, on the southern coast of China's Shandong Peninsula in northeastern China.