You can!

Just join a photo-server like Photobucket, Hunt101, etc, set up an album there, and upload your photos.

You can then post the links here, or hotlink if you want the pic to appear in your post. Details of how to do this are in the FAQ section of NE.com, here.

If there's some reason why you can't do this, there are members here who have their own webspace and who have offered to assist others in the past. Someone will chime in I'm sure.