Plymouth Sound, Shores and Cliffs

Plymouth Sound is a protected marine inlet on England's southwest coast, stretching between Cornwall and Devon and sheltered from English Channel tides by a breakwater. The waters receive two river inflows and provide multiple passages to open sea and freshwater sources, creating a complex maritime ecosystem.

This inlet held military significance as early as the 14th century, when English fleets gathered here before embarking on major battles. Its role as a strategic harbor remained central throughout the centuries, making it a turning point in European maritime history.

The name Plymouth Sound reflects its role as a protected harbor that has welcomed trading vessels for centuries and shaped the region's economic identity. Today visitors experience the shoreline as a meeting point between sea and land, a connection that holds meaning for both sailors and researchers.

Visitors can explore the bays and shorelines on foot or by boat, with access varying depending on tides and weather conditions. It helps to check tide information before planning your visit to find the best conditions for your intended activities.

An unusual historical incident occurred here in 1774 when a pioneering experimenter tested a homemade diving device and lost his life in the attempt. This early venture into underwater technology makes the sound a site of importance for the history of human exploration.

GPS coordinates: 50.34610,-4.12208

Latest update: December 14, 2025 11:23