diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..6da0446
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "static/map-data"]
+	path = static/map-data
+	url = git@github.com:ewpratten/ewpratten-com-map-data.git
diff --git a/static/map-data b/static/map-data
new file mode 160000
index 0000000..0423879
--- /dev/null
+++ b/static/map-data
@@ -0,0 +1 @@
+Subproject commit 04238795c9cc3673381c4f8a467ea14518135ce0