How can visitors gain free entry to the London Transport Museum?

Visitors can gain free entry to the London Transport Museum by purchasing a National Art Pass. The National Art Pass is an annual pass that provides free entry to over 240 museums, galleries and historic houses across the UK, as well as 50% off entry to major exhibitions. It costs £73 for a standard pass or £43.50 for those aged 25 and under. In addition to providing free entry to the London Transport Museum, the pass also gives access to other museums and galleries in London, including the Tate Modern, National Gallery and the British Museum. Visitors can also gain free entry to the London Transport Museum by becoming a member. Membership starts at £45 for an individual and £80 for a joint membership, and includes unlimited free entry to the museum, as well as discounts in the shop and cafe.