hill station

I am coming to Delhi in July and want to go to hills (Leh and Ladakh). What is the best way to travel from New Delhi to Leh and I know its very high in mountains so there are good changes of altitude sickness so please consider that too. Please advice if someone has done it before. Second, I am...

Alright, so now we have one more option as suggested by one of my friends, this is our first trip to any hill station here and the guy who suggested Mussorie is also no help because he is also new in Delhi. We want to consider Mussorie too, because it is not very far from Delhi and here I want...