Here are some of our favorite places to waste time on the internet:

http://www.literature-map.com/ (Finds authors who write similar books)

http://www.pemberley.com/ (The Republic of Pemberley: "Your haven in a world programmed to misunderstand obsession with things Austen.")

http://www.epicurious.com/ (Cooking resource with loads of recipes)

http://www.ezrapoundcake.com/ (Cooking blog)

http://www.wiveswithknives.net/ (Cooking blog)

http://bigthink.com/blogs/strange-maps  (Strange Maps: Cartographic Curiosities)

http://latimesblogs.latimes.com/gossip/ (The rare celebrity gossip site that won't make you feel like you need a shower after reading.)

http://dearphotograph.com/  ("Take a picture of a picture from the past in the present.")

http://www.historypin.com/  ("Pin your history to the world."  Amazing historic photos sent by users.  Send yours!)

http://www.imdb.com/ (The Internet Movie Database)

http://www.pandora.com/ ("Listen to free internet radio; find new music")

http://www.googleartproject.com/ ("Explore 17 museums from around the world with hundreds of artworks photographed in extremely high resolution.")

http://www.titanicawards.com/ ("Celebrating the dubious achievements of travel")

http://hubblesite.org/ (Out of this world images)

http://underground-history.co.uk/front.php (Disused stations on London's Underground)

(A donation of rice is made to a World Food Programme for every correct answer)

(A British Slang Dictionary with audio pronunciations)

http://www.lascaux.culture.fr/index.php?fichier=00.xml#/fr/00.xml  (A visual tour of the primitive cave paintings at Lascaux)

http://iwl.me/  (Write a few sentences and your writing will be analyzed and you will be told which author your writing most resembles)

http://www.bookshelfporn.com/ (Beautiful and unusual bookshelves full of books. Look at these and you'll find yourself moaning and groaning with pleasure)

http://www.ianrankin.net/pages/content/index.asp?PageID=146 (A terrific interactive map of Inspector John Rebus's Edinburgh, Scotland (from Ian Rankin's police procedural series). Thanks, cave76, for pointing this out.)

Yasiv - Amazon's Products Visualization
If you enjoy Literature Map's searches by author, try this visual search of Amazon's catalog of similar books by title. Scroll in or out to see books, or click on one to see details.