Bhutanese currency is Ngultrum (Nu.) and is officially pegged to the Indian Rupee. Also Indian Rupee is acceptable all over Bhutan except Rs 500 and Rs 1000 currency notes.
Indian style sweet milky tea (ngad-ja) is widely available and may be served in a pot.
The Kingdom of Bhutan is the only country in the world where Buddhism is the official religion and is endorsed by the government. To ensure the perpetuation of Buddhism, normally, one son from each family attends monastic school.