Kaghan Valley, is full of so many good places, and also the security conditions are better as compared to Swat.
Kaghan has as you may already know, Naran, Saiful Malook, Ansoo Jheel, Lala Zaar, Shugran, Sri Paye, River Kunhaar. Glacier. Dudu Pat sar lake, Apart from Dudi Pat sar and Lala Zaar I visited all in 2005 before earthquake. And it was wonderful experience. While trekking to Ansoo LAke we travelled the whole day through glacier. (White snw as far as vision could go.)
Lala Zaar.
Dudi Pat Sar Lake
Sugran
Aansoo Lake
Kunhaar River
Well in my case living in hostels since last 10 years so my favorite Summer resort is My sweet home no matter how hot and sand storms sometimes 3 in a week or even 2 per day. and loadsheding , but still home is where heart beats at its own pace.