Party Favors of Brookline offers an online Wedding Cake Catalog. Brides.com provides an online gallery of wedding cakes at no charge to browse, and LoveToKnow.com hosts a section listing multiple sources for free wedding cake catalogs.
Love To Know offers their own online gallery of cake photos, as all the sites mentioned do, and also many suggestions for both online and printed catalogs of wedding cakes. They also provide a thorough primer on how to use the catalogs to the greatest advantage, including such related topics as how to decorate the cake table, how to cut the cake, and directories of local bakeries and cake vendors.
Brides.com provides many photos of cakes, with galleries organized by topic, color, and other design characteristics.