The best time visit is between May to September. The Manali Leh highway is open, so is the Srinagar leh through zojilla pass.
You can go to, 1.Pangong tso lake
2. Nubra Valley
3. the city palaces and 3others on the outskirts
4.hemis monastery is quite good
5.the higesh motorable pass
6. zero gravity road
7.thiksey