Maps

I made a map about Volcano Island volcano island has 7 landmarks the first landmark is my house at c4 ,c3.b3 b4 b3 a3 a4 , a pile of bombs is at b7,there is a lava lake at c9,d9, and a a volcano at e9,e5,e6,e7,f5, f6 ,f7 and there is a rainbow river at f3,f2,g2,g3, and a storm pass at g8,g9,g11 and a butterfly forest atf11,f12 I used a grid reference to put landmarks on my map in the right place.