The prime attraction of Dharmasthala is the renowned Manjunatheshwara Swamy Temple, situated on the banks of the river Nethravathi attracts followers of all caste and creed; Jains, Hindus, Christians and Muslims too visit this temple to offer their prayers and ask for their wishes to be granted.
The main lord of the temple Manjunath regarded as another form of Lord Shiva. The temple has a close kinship with the Kadri Manjunath Temple of Mangalore. It seems that about 5 centuries ago a Jain family after being blessed by the angels of Dharmasthala, constructed temples and installed the images of Dharma Daivas. The four Dharma Daivas - Kalarahu, Kalarkai, Kumaraswamy and Kanyakumari are represented in shrine forms near the main temple.
The Temple s Annual festival of Deepotsava is held in November or December. A unique feature of this temple is the fact that it has a Jain administration while all the rituals are performed by Hindu priests. The Shri Manjunatheshwara Swamy Temple attracts around 10,000 pilgrims every day and the temple kitchen offers free food to all and there are guest houses for the people to stay.