Tour inside Kathmandu valley including Bhaktapur, Patan and Nagarkot.
Either by Rafting or directly arrive Chitwan National Park for Wildlife Adventure including Elephant riding, Canoy rowing, Jungle Walk etc.
After Chitwan you can drive to Pokhara; touristic city after Kathmandu. You can do
Boating in Fewa Lake and visit Caves and most famous Davis Fall as well as other more activities.