Adult (Groups between 9-15) £17.29 incl. £0.79 fee Adult out of hours group visit £17.29 incl. £0.79 fee Adult (Groups less than 9) £17.29 incl. £0.79 fee Adult (Groups of 16+) £15.20 incl. £0.70 fee Group Organiser (min 16) £0.00 Adult Group 2027 £16.24 incl. £0.74 fee Palace Afternoon Tea BCHT split - 2026 £14.15 incl. £0.65 fee