The lock complex in IJmuiden consists of 5 different locks and is the largest in the world. The sea lock has a length of 500 meters, width of 70 meters and depth of 18 meters, with space for 630 million liters of water. These are the impressive figures of the sea lock in IJmuiden. It is the gateway to the world city of Amsterdam and offers space for ships of almost 400 meters long. You can book a guided tour of the locks via the sea and harbor museum.