15 of the new ones are here for iPhone at 744x1392: http://ziggy19.deviantart.com/art/iOS-8-GM-Wallpapers-481488426
iPhone 6 lighthouse wallpaper from the Keynote demo at 744x1392 here:
http://ziggy19.deviantart.com/art/iOS-8-GM-iPhone-6-Lighthouse-Wallpaper-481544310
iPhone 6 lighthouse wallpaper from the Keynote demo at 744x1392 here:
http://ziggy19.deviantart.com/art/iOS-8-GM-iPhone-6-Lighthouse-Wallpaper-481544310