Hey Surabhi, You can go to following places for trekking : 1)Kheerganga trek(One day trek, Parvati valley-Tosh, Malana, Kasol) 2)Triund trek (One day trek, Dharamshala-Naddi, Dalhousie, Macleodganj) 3)Prashar lake trek (One day trek, Mandi) 4) Grahan Village or Rashol trek ( Parvati Valley ) Happy trekking!!!!