Southend-on-Sea, borough and unitary authority (1991 pop. 155,720), E England, at the mouth of the Thames River. The city is a popular seaside resort; its extensive amusement pier suffered major damage from fire in 2005. Manufactures include aluminum foil, paint, electronic equipment, and pharmaceuticals. Yachting events are held there annually. Southend-on-Sea also has an airport.
"Southend-on-Sea." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (September 20, 2018). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/southend-sea
"Southend-on-Sea." The Columbia Encyclopedia, 6th ed.. . Retrieved September 20, 2018 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/southend-sea