Go for a stroll at Trelissick which is a beautiful National Trust Garden overlooking the Fal with woodland walks and lovely views out over the river. There is a shop, cafe/restaurant and art gallery and car parking.

http://www.nationaltrust.org.uk/main/w-trelissickgarden

If you like this you may also like to visit the National Trust owned Glendurgan Garden or the neighbouring Trebah Garden both on the Helford River.