All Guest Internet hotspot gateways allow guests to log in to the Internet using their Facebook account. Facebook login provides an easy way to authenticate.
Whether you have to log into multiple Facebook accounts, or need will be appreciated if you are a guest or are using a friend's computer!).
perhaps you can just sign up, but have a picture-less profile? . i also would like to stalk a certain yelper on facebook without signing up. there has to be a way.