Manali (India, Himachal Pradesh) trip (To do and not to do)

Best time of year : may last, June, early July or Dec, Jan (snowfall)
Ideal time duration to stay : 4 days (excluding days to reach their)
Day 1: Jogini falls,Him Valley, Hidamba temple, club house, mall road (in that order, leave @ 9 am, all location within 5 km from Manali mainland)
Day 2: Solang Valley (rope way charges 650 Rs, shiv temple, paragliding (best time before 12 PM, charges 2500 Rs), hot air balloon (on way back, near him valley, operational after 4 pm, charges 1200 Rs per person), can visit mall road if missed on day one
Day 3: jagatsukh temple, naggar Castle, The ultimate terrain (ATV Bike ride, further details on alternateterrain.com, cost 4500 approx), river rafting in pirdi, Janna Waterfall (in this order)
Day 4: enjoy your property where you are staying + if anything left/new can cover on this day