Which monastery is the biggest and richest monastery of Ladakh region?

Nestled in the mountains hidden from the main road, Hemis monastery is the spiritual center of the Drukpa lineage or the 'Red Hat sect'. Hemis gompa is famed for being the largest and richest monastery in Ladakh. It was founded in the 1630s by Stag Tsang Raspa under the royal patronage of King Singge Namgyal. Hemis monastery is located at a distance of 40 km from Leh town. Thousands of tourists from all over the world assemble at the monastery to celebrate Hemis Tsechu (Tsechu means the tenth day on which the annual monastery festival is carried out) which is dedicated to Padmasambhava or Guru Rinpoche.