The Mall Galleries in London opens two exhibitions next week, both of which close on Sunday 9 November. Tomorrow sees the opening of Colour Emotion, the work of Vietnamese expressionists Nguyen Than and Bui Suoi Hoa, admission free. On Wednesday the Royal Institute of Oil Painters opens its annual exhibition. The painting shown here is Exmouth, Devon by Peter Wileman PROI. Highlights include the Winsor & Newton under 35 Oil Painting Awards and the June Mendoza Portrait Draw. This year's invited artist is Donald Hamilton Fraser RA. Admission: £2.50, concessions £1.50.