Erotic Arts of India  Information about ancient erotic art and literature of India. "The worship of genitalia has been prevalent for centuries and it is considered a part and parcel of Hindu worship."

Erotic Museum of Barcelona  "This is the first Museum of erotic art and culture where the visitor can contemplate the development of eroticism through the various artistic and cultural facets of the human being..."

The Erotica Bibliophile Vintage erotica and illustrations published between the 18th and early 20th centuries. Illustrations by Antoine Borel, Fredillo, Eric Galton, Luc Lafnet, Charles Raymond, John Willie and Félicien Rops.

Greco-Roman Erotic Art  Erotic art, sculpture and home decorations in Pompeii; erotic art of Greece; and other first century erotica.

L'Origine du monde Erotic etchings, lithographs and drawings from the 17th through 21st century.

Notes on the History of Pornography Some topics covered are early porn, Scandinavian porn, the Mafia, censorship and Japanese porn. 

PBS Frontline - American Porn First televised on February 7, 2002. Describes how the porn business has grown in the USA.

Pornography and the Internet in the United States by Charles Hogg, 1999.

The Pornoprophetics Debate by Dr Deryn Guest. Porn in the bible.

World Museum of Erotic Art (AMEA) This museum is located on a server in Amsterdam and is founded by a group of Dutch artists. A nice collection of vintage erotic illustrations.