diff --git a/assets/coalmine.png b/assets/coalmine.png
new file mode 100644
index 0000000..49ccd71
Binary files /dev/null and b/assets/coalmine.png differ
diff --git a/assets/ironmine.png b/assets/ironmine.png
new file mode 100644
index 0000000..afe35d8
Binary files /dev/null and b/assets/ironmine.png differ