Leh palace is also known as Lhachen Palkhar, located at the top of the deserted Tsemo Hill.The architecture is similar to the Potala Palace of Tibet. The best time to visit is during summers that is May or June and also during monsoons that is September and October. Photography is not allowed inside the palace but if you have a written permission from ASI then you can click pictures.
There are regular flights from Delhi, Jammu and Srinagar. The checking is quite strict on leh airport as it is a military airport. You can hire a cab or a taxi from airport to reach your destination.