Visit the Siang Lim Si temple at Toa Payoh. This temple has monks and nuns staying there (but not together). This temple is not the first in toa payoh but it’s the biggest. Watch people get blessed in there by taoist priests, especially around Chinese New Year. For the non-believers, you can count the number of deities inside … it should occupy you for one hour. After that you can walk along Toa Payoh lor 5 to Toa Payoh hdb hub to jalan jalan …