C510 Bringing the Picture Back to the Island

"That place is very big. I walked inside for many days. While walking, I saw many skeletons. There were human skeletons and beast skeletons. Just looking at those beast skeletons, they were all very big. They didn't look like beasts from the mortal world. I even saw many traces of swords and axes on the mountain. I can be sure that a great battle must have taken place there