Radnor House School, Pope's Villa, Cross Deep, Twickenham, TW1 4QG
Nearest train: Twickenham, Strawberry Hill
Bus routes: 281, 33, R68, R70, H22, 267
Grotto with mineral decoration is last remaining part of Alexander Pope's villa built 1720. The villa was demolished 1808 and replaced and redeveloped many times in following years but Pope's Grotto remains.