The way points of this bicycle route:
Either cycle through Bishan Park or keep to Ang Mo Kio Avenue 1
You will start to see monkeys along the road here. From Old Upper Thomson Rd to the Upper Thomson Rd. Remember to not feed monkeys to prevent spread of diseases.
Either keep on the roads or onto the pavement. On roads, be careful of fast vehicles. The pavement are a bit uneven and bumpy, but safer and more space for your bike.