diff --git a/data/collections.json b/data/collections.json
index 0693765..5696a28 100644
--- a/data/collections.json
+++ b/data/collections.json
@@ -1,4 +1,14 @@
 [
+    {
+        "name": "Apartments",
+        "page": "Tag:building=apartments",
+        "id": "apartments",
+        "tags": {"building": "apartments"},
+        "row_key": "building:levels",
+        "row_values": ["1", "2", "3", "4", "5"],
+        "column_key": "roof:shape",
+        "column_values": ["gabled", "hipped", "pyramidal", "skillion"]
+    },
     {
         "name": "Outdoor seating",
         "page": "Tag:leisure=outdoor_seating",