The hottest thing on the Internet is not social networking websites like Facebook and Twitter, but Flickr-the popular photo-sharing portal - and the proof is: it has topped TIME's list of the best 50 websites this year. One of the noticeable trends in this year's list, which was released this week, was on-demand video services, like YouTube, Vimeo and US services Hulu and Netflix. However, the top two in the list were related to photographs, with California Coastline following Flickr at the second spot. Third in the list was bookmark website Delicious, while community weblog Metafilter stood at the fourth place. Popurls, the mashup of the web's most visited social news sites and portals, grabbed the fifth spot in the list. Twitter ranked sixth and Facebook came 31st in the list, while YouTube and Hulu came at 12th and 14th place in the list. TIME's list of 50 Best Websites of 2009 is: 1. Flickr - Photo Sharing 2. California Coastline - Coastal Records Project 3. Delic