There are a couple of ways you can share files on the web for free, for instance you can create a website to share your files (although that depends on whether you have a hosting plan) or you use websites like minus.com to share it (but they have limits to the file size etc etc). For sharing large files like your wedding photos, may require you fork out a bit of cash to truly have unlimited...
A collection of post on creating blogs and getting the most out of them