The River Dour is a small river located in the county of Kent, England. It flows through the town of Dover and eventually empties into the English Channel. The river is approximately 6 miles long and has played a significant role in the area's history and development. Historically, the River Dour was important for trade and transportation. Its waters were used to power mills and support local industries. Today, the river is a natural feature that contributes to the local ecosystem and offers recreational opportunities for residents and visitors alike.