Mentioned by London 6 days itinerary
London Itinerary: How to Spend 6 Days in London
"In June 2018, the Queen’s Diamond Jubilee Galleries opened. The galleries, which are reached by the newly build Weston Tower, house historical exhibit and treasures owned by the Abbey. Admission to the Galleries is currently an extra £5.00 and requires a timed ticket as space is limited."