Hi, the best places to visit in Tirthan Valley are Jalori Pass, Serolsar Lake, Raghupur Fort, Great Himalayan National Park, Bahu Village and Chehni Kothi. For more information and a detailed itinerary refer to the attached article. Tripotos Hotel Guide has all kinds of options from hotels to homestays and Airbnbs to hostels suited for all budgets. Please check the following: https://www.tripoto.com/travel-guide/gushaini/hotels