Here you will find links to some interesting perspectives and views of Central Park:
Pen Roof-Top Bar - Have a cocktail and enjoy a great view of the park from atop the Penninsula Hotel
EarthCam Central Park - Live streaming views of Columbus Circle in New York City
New York Public Library - Some interesting collections of photos of the park
FullScreenPhotos.com - FullScreenPhotos.com lets anyone create beautiful slideshows from hi-res photos.