I will share a few offbeat spots and things to do in Manali see if it is suits for your travel. Naggar castle has some unique architecture Sunset viewing near shadings temple is jaw dropping Rafting in Beas river
Tasting apple ciders along with some yum Tibetan cuisine
Patilkuhl is a scenic spot
Soyal is a campers paradise
Explore culture of Sajal village
Hallan valley is a landscape spot while Fojal is on the way to Kullu where you get to see near view of the Himalayas.