A interesting walk start from home block 103 , along the pedestrian You psbdsn road.  After passed SIM Hostel, turned into old Holland road.  Then join the green corridor trail near the underpass .  This 1km green corridor is is the most beautiful part and next to the recent famous "Clementi forest"
Our walk not end at the old Bukit Timah train station , we continue walk along Old Clemrnti road and back to our home with one completed loop of 6.4km