[applause] also, to weta, production partners for 25 years and my dear friend, sharon rockefeller. paul lot at pbs has been a great pillar of support for the projects over the last several years we have attempted to do and i don't á'2e@rr for this production but for many others. this represents an extraordinary collaboration between pbs, the prague -- the public broadcasting service, and the national park service. i would like to think this national representatives of the park service's, -- i would like to think these national representatives of the park service's here today. all of the extraordinary public service, the rangers who helped us from the gates of the arctic in northern alaska to the dry tortugas off the florida keys, from hawaii volcanoes, to acadia in maine. they have been tremendous servants and i would like to thank them. we have been celebrating over the last several days our public lands. there has been an enormous outpouring of support, all across the country in more than 200 of the 391 sites of the national park service. citizens have been turning out and by the