Karsh-Masson Gallery and City Hall Art Gallery are located on the main level at Ottawa City Hall, 110 Laurier Avenue West. Both galleries are open daily 9 am to 5 pm (excluding holidays) and are wheelchair accessible. Admission is free. This 1,500 square-foot gallery is proudly named after photographer Yousuf Karsh and painter Henri Masson in honour of their contributions to Canadian art. Exhibitions are selected once every two years by a peer assessment committee. Exhibitions at Karsh-Masson Gallery and City Hall Art Gallery feature the work of professional artists working in all media and include solo, group and curated exhibitions, exhibitions from the diplomatic sector, and circulating exhibitions from other institutions. Both galleries present a combined total of approximately 8 exhibitions annually, each of which lasts approximately eleven weeks. Annual programming consists of artist talks and tours and an exhibition featuring the City of Ottawa Art Collection.