1. Boudhanath, also known as Boudha Stupa, is one of the largest and most famous Buddhist stupas in the world. It is located in Kathmandu, Nepal, and is a UNESCO World Heritage Site. The stupa is considered a sacred place by Buddhists and is an important pilgrimage site.

The stupa has a spherical shape, with a large white dome and a gilded spire on top. It is surrounded by a square base with prayer wheels and colorful prayer flags. The stupa is adorned with the iconic Buddha eyes on all four sides, symbolizing peace and wisdom. The stupa is also surrounded by numerous monasteries and shops selling Buddhist artifacts, making it a vibrant hub of Buddhist culture.

Boudhanath has a rich history dating back to the 5th century. It is believed to have been built by the Licchavi king, Shiva Deva, and was later renovated by the Malla kings. The stupa is believed to house the relics of Kassapa Buddha, an ancient Buddha, making it an important pilgrimage site for Buddhists.

2. Boudhanath Stupa is open to visitors throughout the day, but the best time to visit is early morning or late afternoon when it is less crowded. The stupa is lit up beautifully at night, making it a popular spot for evening visits.

The stupa does not have an official contact phone number; however, there are numerous travel agencies and tour guides in Kathmandu who can provide information about Boudhanath and arrange visits.

3. There is no entrance fee to visit Boudhanath Stupa, as it is open to the public. However, donations for the maintenance and preservation of the stupa are appreciated.

Transportation to Boudhanath Stupa is readily available in Kathmandu. You can take a taxi or hire a private car to reach the stupa. It is also easily accessible by public buses from various parts of the city. Boudhanath is located about 6 kilometers northeast of the city center, and the journey takes approximately 30 minutes depending on the traffic.