Another Is always to drive to the Kaghan Valley which happens to be a 6 -hour push from Islamabad and can be achieved in a weekend (e.g. leaving Friday lunchtime and overnighting in Abbottabad) - but superior to prepare three or even more nights If you're able to. Watch out https://maps.app.goo.gl/3pgqKTY4pBUEm3Dz7