Errr, some might find this utterly disgusting. But some might love it.
It is part of an exhibit at the Hua Song Museum. The chinese used snakes to make snake oil as ointment. You should visit it! It has very interesting things about chinese immigrants around the world.
Details at: www.huasong.org
Haw Par Villa
262 Pasir Panjang Road
9am to 6pm daily (Hourly Guided Tour)
Adult - S$8.50
Children - S$5.40
Actually to view it free, just dine at the Restaurant there which has excellent food.