Train Route & Other Questions

Please can someone provide information about:

Train Route from LHR to ISB:

  1. The name of the train(s) one can take from Lahore to Islamabad & the ticket cost.
  2. The time of any / all such trains or any local number one can get this information from?
  3. The duration of the above said train journey.
  4. Distance from Islamabad station to the main city / F sector?
  5. What kind of conveyance is available from station to the city & the cost.

Other Questions:

  1. Are there any chairlifts in the Islamabad area (Not Murree). If yes, where?
  2. Does Rawal Dam have boats for public leisure?
  3. What exactly is Pir Sowaha?
  4. How many days does one need to see the whole city including shopping?
  5. Any must-see places & why?
  6. Any serious security issues for the travellers presently? Is it adviseable to visit during this time?

Urgent responses appreciated.