The Medway Estuary is located in southeastern England, where the River Medway meets the North Sea. This area is characterized by its tidal waters, mudflats, and salt marshes, providing a unique habitat for various wildlife species, including birds and marine life. The estuary plays a significant role in the local economy, supporting activities such as shipping and fishing. It is also important for recreation, with opportunities for boating and birdwatching. The surrounding landscape features several towns, including Rochester and Chatham, which have historical significance and contribute to the region's cultural heritage.