Helford Passage
iWalk Helford Passage - a circular walk on the Helford River where the mild climate and south-facing slopes allow subtropical plants collected by Victorian expeditions to flourish in the gardens of Glendurgan and Trebah - 6.3 miles - Moderate - http://iwkc.co.uk/w/240. Photos on the route: https://uk.pinterest.com/iwalkcornwall/iwalk-helford-passage/