Temple of Birni Devi is located above Gallu Langha village of Palampur and is accessible from following route Palampur–>Lohna–>upper Bundla–>Gallu Langha.
To Gallu Langha cabs and buses ply from Nehru Chowk and Palampur ISBT, respectively charging 15 INR. Once you are in Gallu, you’ll see a trail opposite to civil dispensary and a shop which leads through pine trees to the temple of Birni Devi. The trail to Birni Devi is of moderate to easy category, but the rigid nature of trail may prove difficult for some. From Gallu if you have good stamina then it’ll take at least 3 hours to reach Birni Devi temple else it will take 5 hours.
From the temple of Birni Devi one can have the broad sight of Palampur town reaching the Kangra valley in distant horizon and with the help of binoculars one can have the view of Baijnath town.
Dhauladhar mountain series is the closest to feel from here. There are no shops or up in Birni Devi Temple, so you should carry food with you and do not litter.