You can visit Hadleigh Castle for free and admire the ruins that have succumbed to the soft London clay on which it was built. The castle was first built in …
Rochester is a great town for sightseeing and cafe stops, a must visit on a ride from London to Kent (or back). Castle Hill is one of the highlights, with a great view of the castle and the cathedral.
One of five forts built by Henry VIII to defend London, this one is really impressive. Set at a narrow point of the estuary, it's directly opposite the Gravesend fort …