• The National Maritime Museum in Greenwich has launched five month-long festival looking at the East India Company and the mark it’s left on London and the world. The festival, which was launched late last month as a new gallery, Traders: The East India Company and Asia, opened its doors at museum, features musical performances, film screenings, games, discussions, story-telling and debates surrounding the company and its legacy as well as ‘curry and a pint’ nights and tea parties. Also included are two days of celebrations marking Diwali, the Hindu Festival of Lights, on 12th November, and Chinese New Year on 18th February. For more on the events and the museum, see www.nmm.ac.uk.

• London Transport Museum’s Depot in Acton is holding a family open weekend this Saturday and Sunday with ‘make and take’ workshops, object handling sessions and rides on the open air miniature railway and life-sized heritage vehicles. Among those on hand to answer all your questions will be London’s Emergency Response Unit. Open between 11am and 5pm both days (last admission 4pm). An admission charge applies. To book or to find out more information, see www.ltmuseum.co.uk/whats-on/museum-depot/events.

• On Now: Atkinson Grimshaw: Painter of Moonlight. The first major show of Grimshaw’s work for more than 30 years, this exhibition at the Guildhall Art Gallery includes more than 60 paintings from his earliest Pre-Raphaelite inspired landscapes to the Impressionist style seascapes of his last years along with drawings, manuscripts and photographs on loan from public and private collections and descendants of the artist. Grimshaw (1836-1893) was a popular Victorian artist known for his evocative scenes of the urban environment at night and for his landscapes. Runs until 15th January (admission charge applies). There is also a special late viewing (the gallery’s first) on 21st October. For more on the exhibition, see www.guildhallartgallery.cityoflondon.gov.uk/gag/.