Boudhanath, a UNESCO World Heritage Site, is situated in Kathmandu at an altitude of 1,400 m.. Boudhanath is one of the biggest stupa in the world. This Bauddha stupa was built after the demise of Lord Buddha and is largest single Chhyorten in the world (needs to check). The Buddhist stupa of Boudhanath dominates the skyline. Many Kilograms of gold were used in the decoration of the holy building. Boudhanath Stupa is ringed by houses of Lama and monastries. Once you enter the Boudhanath premise, you feel like you have come to a different world away from the busy life where you will see everyone dressed in typical Buddhist attire and people meditating in front of you in a tranquil state. You will get chance to see the Buddhist culture in its true state and you will be attracted towards the stupa with hundreds of wheels imprinted with Buddhist Mantra, Om Mani Padme Hum. You will have your tranquil time circling the huge Bodhanath Stupa.
Boudhanath is located about 11 km (7 mi) from the centre of Kathmandu. The Boudhanath stupa having a massive mandala makes it one of the largest spherical stupas in world. Boudhanath became a UNESCO World Heritage Site in 1979.
The stupa has 108 small depictions of the Dhyani Buddha Amitabha at its base. A brick wall of 147 niche surrounds The Boudhanath stupa, each with 4 or 5 prayer wheels engraved with the mantra, om mani padme hum. A shrine dedicated to Ajima, the goddess of smallpox, is at the northern entrance where visitors must pass. Thousands of Tibetan Buddhist is attracted to this Boudhanath. These Buddhists perform full body prostrations in the inner lower enclosure, walk around the stupa with prayer wheels, chant, and pray. Thousands of prayer flags are erected from the top of the stupa downwards and dot the perimeter of the complex. The influx of many Tibetan refugees from China to Kathmandu has seen the construction of over 50 Tibetan gompas (monasteries) around Boudhanath.