Visit the famous Arunachalam Temple for darshan early morning (open 5:30 AM to 9:30 PM). It's an inspiring spiritual experience amid serene surroundings.
After reaching, have dinner at local Kerala cuisine restaurants offering dishes like appam and stew. Rest overnight in nearby accommodation for early next day darshan.
Relax and enjoy your stay at one of these recommended resorts: (1) Parakkat Nature Hotels & Resorts, (2) The Fog Munnar Resort, (3) Aroma Tea Trail Tea Bungalow. All feature gorgeous hill views and pool access.
Tour the Munnar Tea Museum (open 9AM-5PM, entry approx INR50) to learn about tea processing, then visit nearby Mattupetty Dam for beautiful lake views and boating.