Nowadays that use case was largely replaced by what we now call blogs. Many of those websites were in fact proto-blogs.
Later, as bandwidth increased, digital cameras became mainstream and processing power increased, photo sharing was added as common use case. Try downloading a 2 megapixel+ PNG with a dial-up connection... very slow. Now we take it was granted.
Now in addition to blogs, you also have Google Sites, wikia, and countless others... including Wikipedia.