Trek in Bhutan range from the easy-going Gangtey trek through the glacial valleys, to the moderately strenuous Druk Path trek linking Paro and Thimphu, to the challenging higher-altitude Laya-Gasa and Jumolhari treks. The Jumolhari Trek offers great variety of Bhutanese landscapes beginning with scattered hamlets and farmland, into a deep and richly forested valley, which leads to a high alpine pastureland where yak herders graze their animals. These treks also provide enchanting view of perpetual snow-capped mountains that line at the northern most highlands bordering Tibet. 21-day Snowman Trek, which is billed as one of the most difficult treks in the world suffice adventurous minds. Bumthang trek provides an exceptional opportunity to experience Bhutanese rural life. Merak and Sakten Trek, which was opened only recently runs through the highest twin nomadic villages of Merak and Sakten – be the first one to go to these place which was sequestered from rest of the world for century.