Wat Sukhontharam & Kok Serava Buddhist Temple are two buddhist temples just outside Kota Bharu. You can take a CityLiner bus there for less than 3 RM.
Wat Sukhontharam, Kampung Kubang Panjang, Cabang Empat, Kelantan
Bus: # 27, get off after Cabang Empat when you see a Thai wat on the left
Kok Serava Buddhist Temple
Bus: # 19, get off after Cabang Empat when you see a Thai wat on the left