This Page Contains Links relevant to nature and Pennsylvania in general, as well as sites about gardening, pets, etc.
Allegheny County Parks Dept.: http://www.alleghenycounty.us/parks/
North Area Environmental Council (NAEC): http://naecwpa.org/
Eagle Cam links in Pittsburgh:
Harmar nest: http://www.pixcontroller.com/eagles/harmar.htm
Pittsburgh Peregrine Falcon Cam: http://pittsburgh.cbslocal.com/peregrine-falcon-cam/