Go on a boat trip from Falmouth. Falmouth Passenger Boat Company and KS Cruises have daily trips from Falmouth around the lovely Fal Estuary. Enterprise boats offer single or return trips between Falmouth and Truro and Newman Cruises offer cruises between Falmouth and Smugglers Cottages, Tolverne (for lunch or a cream tea).

http://www.kingharryscornwall.co.uk/frl

You may alternatively like to take a trip across the estuary on the St Mawes Ferry.