LONDON Transport Museum’s Depot in Gunnersbury Lane, Acton, will throw open its doors on the weekend of April 21-22, giving visitors a rare opportunity to explore a treasure trove of 320,000 artefacts.

Capital Design will showcase a programme of talks, tours, interactive displays and family activities.

Transport enthusiasts, designers and people interested in London’s history can enjoy a bustling weekend.

Highlights include a postcard design workshop inspired by the famous London Underground logo, nostalgic heritage bus rides and interactive displays and activities, such as a signalling demonstration area.

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Visitors can also browse at the museum’s pop-up shop and enjoy street food and drinks from vintage vehicles.

Visit in the weeks leading up to the open weekend for the full programme.

Tickets cost £12 for adults and £10 for concessions and are valid for one day only. Open from 11am-5pm.  Last admission 4pm. Children and young people aged 17 and under go free (under 16s must be accompanied by an adult).