"Nightwatch got its name from the famous painting The Night Watch by Dutch painter Rembrandt van Rijn. The masterpiece is prominently displayed in the Rijksmuseum, in Amsterdam - The Netherlands".
...which was called such because the painting got dirty and buried under tons of varnish; the actual title is "The Company of captain Frans Banning Cocq and lieutenant Willem van Ruytenburch preparing to march out."
"Nightwatch got its name from the famous painting The Night Watch by Dutch painter Rembrandt van Rijn. The masterpiece is prominently displayed in the Rijksmuseum, in Amsterdam - The Netherlands".
http://nightwatchjs.org/guide