diff --git a/caracal.js b/caracal.js
index 2e646c5..0f07691 100644
--- a/caracal.js
+++ b/caracal.js
@@ -106,6 +106,9 @@ var HANDLERS = {
   "markSegmentationCount": function() {
     return dataHandlers.Mark.segmentationCountByExecid;
   },
+  "markPointList": function(){
+    return Mark.pointList;
+  },
   "findMarkTypes": function() {
     return dataHandlers.Mark.findMarkTypes;
   },
diff --git a/handlers/dataHandlers.js b/handlers/dataHandlers.js
index 4e69192..82c6161 100644
--- a/handlers/dataHandlers.js
+++ b/handlers/dataHandlers.js
@@ -345,6 +345,16 @@ Mark.updateMarksLabel = function(req, res, next) {
     next();
   }).catch((e) => next(e));
 };
+
+Mark.pointList = function(req, res, next) {
+    var query = req.query;
+    mongoDB.find(db, 'mark', query, { x: 1, y: 1, _id: 0 }).toArray().then((points) => {
+      req.data = { points: points.map(point => [point.x, point.y]) };
+      next();
+    }).catch((e) => next(e));
+  };
+
+
 var Heatmap = {};
 Heatmap.types = function(req, res, next) {
   var query = req.query;