Technically speaking, the only form of culture you're likely to find on AH.com is the mould and bacteria growing on the server. If, however, you take a looser definition, the following may be included (in alphabetical order):

AH.com Code

AH.com Film Posters

AH.com-in-a-post

AH.com Newspaper

AH.com Sexual Perversions

AH.com Perversions (Non-Sexual)

AH.com Societies

The Average AH.commer

Bears

Blaming Thande

Books and Reading

Computer Gaming

Cooking and Food

Coventry

Creepy Wikipedia Factoids

Daleks

Doctor Who

Fictional AH.com Regions

Grand Empress & Grand Emperor-Consort of AH.com

Great Offices of AH.COM

Heterosexual Reconquista

The "Heterosexuality Pool" Theory

IDU

Ignore Threads

I'm Back Threads

Intro Threads

Ladies AH.commers Obsess Over

Logic and Reason

Member Doppelgangers

Movie Nights

n00bs

n00b Hazing

Owls

Pigs

Political Chat Thread Titles

Robot Revolt

Running Jokes

Sargon's Black Hole Theory

Sargon's Guide to the Dunking of Various Biscuits into Tea

Sealion World Tour

Sigquoting

Social Thread

Sports Threads

StarGate

Star Trek

Star Wars

Swiftian Fae Monarchism

Tabletop Gaming

Thande's List of His Archenemies

Thread Misreadings

Grand Empire of Trans Terra

Types of Alternate History Wanks

Underboard

Unfortunate Thread Juxtapositions

Variation Threads

Various Banter

Weird Dreams

Who's Who of ASBs

Offtopic Section Main Directory