diff --git a/CoLo-PE/README.md b/CoLo-PE/README.md
index 5551499f0c178ba03b5493812a8d7b8d1c6ba916..fc3f91b044757c0b86bb4acd801f57955844d143 100644
--- a/CoLo-PE/README.md
+++ b/CoLo-PE/README.md
@@ -6,7 +6,7 @@ CoLo-PE is the physical experiment of CoLo. It is a physical experiment setup fo
 
 In CoLo-PE, there is a team of ground robots equipped with cameras and a groundtruth data collection system. Each robot can will log its odometry data and measurement data (based on AruCo) into its odometry file and measurement files
 
-The manual will explain the software and hardware used in CoLo-PE for users to help them create their own experiments in details. 
+The manual will explain the software and hardware used in CoLo-PE for users to help them create their own experiments in details: 
 [CoLo-PE Manual](https://docs.google.com/document/d/1tSIguoFJ5Fdcca0Eqcs4SZFRv2TBLSsm4NYaoaRcUwg/edit?usp=sharing)
 ## Running CoLo-PE
 
@@ -33,3 +33,8 @@ $ ./robot_full_run.sh
 ## Authors
 Shengkang Chen
 Clara Chun
+
+
+![Experiment trial in CoLo-PE](https://git.uclalemur.com/billyskc/CoLo/blob/master/CoLo-PE/experiment.jpg)
+
+![Type I (left) and Type II (right) ](https://git.uclalemur.com/billyskc/CoLo/blob/master/CoLo-PE/robots.jpg)