Main Banner and the buttons are original works of Sarah Li

Famous
Mona Lisa: http://en.wikipedia.org/wiki/File:Mona_Lisa.jpg
The Girl with the Pearl Earring: http://en.wikipedia.org/wiki/File:Johannes_Vermeer_(1632-1675)_-_The_Girl_With_The_Pearl_Earring_(1665).jpg
Arnolfini Portrait: http://en.wikipedia.org/wiki/File:Jan_van_Eyck_001.jpg
Starry Night Over the Rhone: http://en.wikipedia.org/wiki/File:Starry_Night_Over_the_Rhone.jpg

Materials
Oil: http://en.wikipedia.org/wiki/File:Oil_painting_palette.jpg
Watercolor: http://en.wikipedia.org/wiki/File:Dolceacqua43_-_Artista_locale_mentre_dipinge_un_acquarello.jpg
Acrylic: http://en.wikipedia.org/wiki/File:Sapuan_akrilik.jpg
Graphite: http://en.wikipedia.org/wiki/File:Leonardo_self.jpg

Gallery
All pictures from gallery are original works of Sarah Li

Howto
All pictures from howto are original works of Sarah Li