The Panama Canal (Spanish: Canal de Panamá) is a {{#invoke:Math|precision_format| (77.1)*1,000/1,609.344 | 0}}-mile (77.1 km) ship canal in Panama that connects the Atlantic Ocean to the Pacific Ocean. The canal cuts across the Isthmus of Panama and is a key conduit for international maritime trade. There are locks at each end to lift ships up to Gatun Lake . The Gatun Lake was used to reduce the amount of work required for a sea-level connection.