Newcastle Castle is an imposing medieval fortress situated in the heart of Newcastle upon Tyne, United Kingdom. The castle was originally constructed on the site of an old Roman fort, giving it a rich historical context. It consists of the Castle Keep, the Black Gate, and surrounding structures which were part of the fortified area. The Castle Keep, a fine example of Norman architecture, was built by Henry II between 1168-1178 and stands as a testament to the city's strategic importance. The Black Gate, added in 1247, served as a gateway and barbican. Over the centuries, the castle has witnessed significant historical events, and today, it offers visitors an informative glimpse into the past through exhibits and preserved architectural features. With panoramic views of the city and the River Tyne, it provides an evocative experience for history enthusiasts and casual visitors alike.