Revolutionary Girl Utena at Anime Galleries dot Net - A collection of over one thousand, partly user-submitted images from both the anime and the manga of Shoujo Kakumei Utena. - http://www.animegalleries.net/category/52
The Gallery at Empty Movement - 320 MB of sketches, layouts, LD covers, books, TV screen shots, movie shots, and miscellaneous scans, all in high resolution. - http://ohtori.nu/gallery/
Shoujo Kakumei Utena - Image galleries from the series, film, and manga, broken down by source and character. Also includes several fan art galleries. - http://www.perryandtsua.com/Utena/
atPictures.com - Revolutionary Girl Utena - A collection of high quality photos from the series. All thumbnailed for ease of downloading. - http://www.atpictures.com/utena/
Usenet Images: Shoujo Kakumei Utena - Large (400+) collection of Utena-related images culled from Usenet newsgroups. - http://pantransit.reptiles.org/images/nsorted/anime/utena/
Anime Cubed Utena Gallery - Contains images, fan art, doushinji, manga and movie screen shots. - http://www.animecubed.com/galleries/utena/