For our four day weekend David and I spent it at Boryeong and Han Tan. We left for Boryeong extremely early on Sunday. Sunday and Monday was spent at Boryeong Mud festival and exploring the beaches. On Monday evening we headed to Han Tan camping resort. Here David and I stayed for Tuesday and Wednesday. We celebrated David's birthday and explored the 2nd Infiltration Tunnel. We also went swimming and went on a bike ride.