Pendennis Castle and St Mawes Castle lie either side of the river close to which English town?
St Mawes Castle engage any torpedo boats or mine sweepers attempting to break through the defences. The batteries for these were found to be poorly sited, and an additional battery was therefore built above the Henrician castle between 1900 and 1901, again for housing quick-firing guns. A 1905 review of the Falmouth defences concluded that the naval artillery at St Mawes had become superfluous, as the necessary guns could be mounted at combination of Pendennis and the recently re-established battery at St Anthony's instead. Disarmed, St Mawes was then used as a barracks in the First World War. In 1920 the castle was
St Mawes Castle with the latest naval artillery. In the 1880s and 1890s an electronically-operated minefield was laid across the River Fal, operated from St Mawes and Pendennis, and new, quick-firing guns were installed at St Mawes to support these defences. After 1905, however, St Mawes' guns were removed, and between 1920 and 1939 it was run by the state as a tourist attraction. Brought back into service in the Second World War, naval artillery and an anti-aircraft gun were installed at the castle to defend against the risk of German attack. With the end of the war, St Mawes again returned to