A visit to Paro should includeParoTshechu. ParoTshechu is the biggest festivaland is one of the most colourful and significant events of Bhutan. The ParoTshechu is held each year during the spring in ParoDzongkhag (district).
The Tsehchu is considered a major attraction and people travel from neighbouring area to partake in the celebration. Early in the morning on the last day of the celebration the monks display a gigantic embroidered thangkha painting of the Guru Throngdel, inside the dzong. Thongdrols are especially extraordinary illustrations of Buddhist art. They never fail to amaze visitors from all over the world. They are considered so blessed that merely seeing a Thongdrol is alleged to purify the viewer of sins.