Annapurna Circuit is one of the best trekking trails in the world in terms of its outstanding scenery. This trail lies in the northwestern Himalayas of Nepal. Annapurna Circuit Trek is also called Annapurna Round trekking because it circles the Annapurna massif. The trek offers an amazing panorama of snowy Mt. Manaslu (8187 m), Mt. Annapurna, Mt. Hiunchuli, Mt. Gangapurna, Mt. Nilgiri, Mt. Dhaulagiri, and many other Himalayan peaks. The highest point of the Annapurna Circuit is the Thorong La (5416m), considered the longest mountain pass in the world.