Nite Art Melbourne is returning for its second year. On Wednesday 23rd July over 40 sites across Melbourne will open from 6pm until late. Galleries and Museums including the NGV, ACMI and the Ian Potter Museum of Art will be open alongside smaller galleries, artist-run spaces and temporary installations. The program is organised around precincts across the city: Melbourne University, Flinders Lane, Upper Bourke, Federation Square, North Melbourne, Spencer St, Guildford Lane and the Arts Centre. NiteArt has also collaborated with Open House Melbourne and several buildings from the 2014 program will be open for NiteArt…