Mappa Mundi and Chained Library exhibition Updated Thursday 5 November In line with current guidance, the Mappa Mundi & Chained Library Exhibition is currently closed. Explore Hereford's famous medieval map and discover how scholars interpreted the world over 700 years ago, displayed alongside 229 illuminated manuscripts and over 1,200 early printed books. The exhibition is closed on Sundays, Good Friday, Christmas Day, Boxing Day and New Year’s Day. PRICES Adult £6 Concession (students only) £5 Large family2 adults and up to 3 children £14 Medium family1 adult and 2 or 3 children £10 Small family1 adult and 1 child £8 Advanced booking is not required unless you are coming in a large group