To begin with Tandin Nye or holy site of Hayagriwa, it is about 10 minutes walking distance from the Ta-baap chorten. At this amazing site all the land, rocks, hills, cliffs are manifested into the mandala of glorious Hayagriwa’s body, speech and mind. Further, the cave displays complete physical features of of Hayagriwa. In 13th Century, Lama Phajo Drugum was able to view the real form of Hayagriwa and identified the holy sites as per the prophecy received. Later, many amazing stories abound about the learned and accomplished personage like Polo Khen Rinpoche and the reincarnation of Gyalsay Tenzin Rabgay, Jigme Tenzin Wangpo, having envisioned the cave as actual form of Hayagriwa, on their first visit. This cave is three storied with topmost floor named Due-dul phug or Foe-subduing cave by Shabdrung Rinpoche after defeating Desi Tsangma’s force from Tibet. This cave houses the speaking statue of four handed Mahakala handcrafted by the Shabdrung, statue of Shabdrung Rinpoche himself and the ritual cakes that auspiciously ignited during a prayer.
In the middle floor the main sacred objects are the speaking statue of Arya Hayagriwa and crystal stone on which one can envision teachers and assemblage of deities who have karmic affinity with oneself. Holy treasure of three faced Hayagriwa ritual dagger extracted by Lineage holder Ngawang Tenzin, treasured Biography of Phajo, small footprint of Jetsun Tenzin ma, wish fulfilling whip and many other extra-ordinary objects can be seen. In the inner sanctum of the cave is the place where mandala of 13 glorious Chakrasamvara is believed to have appeared during the cremation of Shabdrung’s father Tenpai Nima and also the footprint of Guru Rinpoche. At the exit of the cave is the amazing door where virtuous and non-virtuous can be known.
Just below the cave is the Kyi phu Nima Dzong or the Sun Fortress- Cave of Happiness. It possesses all virtues requisite to qualify as peaceful solitary sacred place. If any fortunate individual blessed with favourable karma, reach this place that person will be able to have deep realisation automatically, without having to go through the long arduous process of contemplation.
On the right side of this cave is the place where Khandro Sonam Pelden’s material body dissolved into light thus attaining an occurrence known as Rainbow body. Phajo Rinpoche built a at the site placing her ornaments as the inner sacred objects.
Phajo Rinpoche also planted a cypress tree as the staff of prayer for growth and spread of the traditional practice and deeds of Drukpa Kagyu. This tree has grown with three main stems symbolising the Mahakala, Mahakali and Karma Mahakala.