Torrent Portal is a BitTorrent metafile index tracking:
2,494,726 Torrents with 2,342,753,720 Peers across 14,116 trackers. We also have 1,218,022 registered members.
P2P & File Sharing Technology is completely legal. There are an countless number of legal uses for content found on P2P networks (such as to comment upon, criticize or parody a copyrighted work.). However, many of the files traded via P2P are copyrighted to their original owners and their rights need to be respected. Check your local laws to find out when file sharing is considered piracy in your country.
"The Public Domain Review is dedicated to the exploration of curious and compelling works from the history of art, literature, and ideas - focusing on works now fallen into the public domain, the vast commons of out-of-copyright material that everyone is free to enjoy, share, and build upon without restrictions."
Please note that search.creativecommons.org is not a search engine, but rather offers convenient access to search services provided by other independent organizations. CC has no control over the results that are returned. Do not assume that the results displayed in this search portal are under a CC license. You should always verify that the work is actually under a CC license by following the link. Since there is no registration to use a CC license, CC has no way to determine what has and hasn't been placed under the terms of a CC license. If you are in doubt you should contact the copyright holder directly, or try to contact the site where you found the content.
TinEye is a reverse image search engine. It finds out where an image came from, how it is being used, if modified versions of the image exist, or if there is a higher resolution version.