1. Google

   google.com

   Enables users to search the Web, Usenet, and images. Features include PageRank, caching and translation of results, and an option to find similar pages. The company's focus is developing search technology.

2. Yahoo!

   yahoo.com

   Personalized content and search options. Chatrooms, free e-mail, clubs, and pager.

3. YouTube

   youtube.com

   YouTube is a way to get your videos to the people who matter to you. Upload, tag and share your videos worldwide!

4. Facebook

   facebook.com

   A social utility that connects people, to keep up with friends, upload photos, share links and videos.

5. Windows Live

   live.com

   Search engine from Microsoft.

6. Microsoft Network (MSN)

   msn.com

   Dialup access and content provider.

7. Wikipedia

   wikipedia.org

   An online collaborative encyclopedia.

8. Blogger.com

   blogger.com

   Free, automated weblog publishing tool that sends updates to a site via FTP.

9. Myspace

   myspace.com

   Social Networking Site.

10. Baidu.com

    baidu.com

    The leading Chinese language search engine, provides “simple and reliable� search experience, strong in Chinese language and multi-media content including MP3 music and movies, the first to offer WAP and PDA-based mobile search in China.

11. Yahoo!カテゴリ

    yahoo.co.jp

    有料審査制のディレクトリ。ウェブサービスの形でAPIを公開。

12. WordPress.com

    wordpress.com

    Free blogs managed by the developers of the WordPress software. Includes custom design templates, integrated statistics, automatic spam protection and other features.

13. Google India

    google.co.in

    Indian version of this popular search engine. Search the whole web or only webpages from India. Interfaces offered in English, Hindi, Bengali, Telugu, Marathi and Tamil.

14. Google

    google.de

    Suche im gesamten Web, in deutschsprachigen sowie in deutschen Seiten. Zusätzlich ist eine Bildersuche, eine Newsarchiv-Suche (ehemals dejanews) sowie ein Katalog vorhanden.

15. QQ.COM

    qq.com

    中国最大的门户网站，提供即时通讯、新闻资讯、网络游戏以及在线拍卖业务，

16. Microsoft Corporation

    microsoft.com

    Main site for product information, support, and news.

17. RapidShare

    rapidshare.com

    Users can upload up to 100 meg files for sharing. Provides downloads of 100 megs per hour on the free service. Premium service also available.

18. 新浪新闻中心

    sina.com.cn

    包括即日的国内外不同类型的新闻与评论，人物专题，图库。

19. Google.fr

    google.fr

20. eBay

    ebay.com

    International person to person auction site, with products sorted into categories.

The top 500 sites on the web.

21. FC2

    fc2.com

    無料ブログ(blog)、ホームページサービス、ウェブアプリケーション各種など

22. Google UK

    google.co.uk

    The local version of this pre-eminent search engine, offering UK-specific pages as well as world results.

23. hi5

    hi5.com

    One of the world's largest social networks

24. Google

    google.cn

    网页、图片、新闻搜索，支持个性化搜索及本地搜索，提供论坛、邮箱、日历服务和桌面搜索工具。

25. Craigslist.org

    craigslist.org

26. Google

    google.com.br

    Versão brasileira do buscador Google.

27. Почта@Mail.ru

    mail.ru

    Полнофункциональная почтовая система. Адресная книга, антивирус. Web-интерфейс, POP3 и WAP. Выбор из 4-х доменов.

28. Go

    go.com

    A searchable directory, news, stocks, sports and free e-mail.

29. Double Click

    doubleclick.com

    Coordinates targeted Internet advertising campaigns for advertisers, and provides ad management services, software, and sales for publishers.

30. V Kontakte

    vkontakte.ru

    The most popular social network utility in Russia.

31. Google

    google.it

    Versione italiana del popolare motore e directory. Utilizza inoltre i dati di ODP.

32. Яндекс

    yandex.ru

    Поиск информации в интернете с учетом русской морфологии, возможность регионального уточнения. Параллельный поиск по новостям, картинкам, товарам, блогам, адресам организаций.

33. AOL

    aol.com

    America On Line's portal, offering search, shopping, channels, chat and mail.

34. Flickr

    flickr.com

    Picture galleries available with chat, groups, and photo ratings.

35. Amazon.com

    amazon.com

    Amazon.com seeks to be Earth's most customer-centric company, where customers can find and discover anything they might want to buy online, and endeavors to offer its customers the lowest possible prices. Site has numerous personalization features and services including one-click buying, extensive customer and editorial product reviews, gift registries, gift certificates, wish lists, restaurant and movie listings, travel, and photo processing.

36. Google 日本

    google.co.jp

    多言語対応サーチエンジンの日本版。ウェブ、イメージおよびニュース検索、Usenet掲示板。

37. Google España

    google.es

    Buscador que enfoca sus resultados para este país y a nivel internacional tanto en castellano, catalán, gallego, euskara e inglés.

38. 淘宝网

    taobao.com

    包括电脑通讯、数码、男装、女装、童装、化妆品、书籍音像、运动用品、游戏装备等各种商品的买卖，还有相关的社区交流，同时提供支付宝网上交易安全保证系统。

39. Photobucket image hosting and photo sharing

    photobucket.com

    Provides image hosting for auctions, live journals, blogs, message boards, personal websites and online photo albums. Reliable, fast and very simple to use.

40. Skyrock

    skyrock.com

    Social Networking Site

41. Orkut.com.br

    orkut.com.br

42. Google México

    google.com.mx

    Buscador internacional que da preferencia a resultados mexicanos.

43. The Internet Movie Database

    imdb.com

    Features plot summaries, reviews, cast lists, and theatre schedules.

44. Ask.com

    ask.com

    Offers search for web sites, images, news, blogs, video, maps and directions, local search and shopping.

45. 网易Yeah邮箱

    163.com

    提供以@yeah.net为后缀的的免费邮箱，容量3G。

46. BBC Newsline Ticker

    bbc.co.uk

    Headline ticker will automatically update throughout the day with the latest news, sport, travel, finance and weather from the BBC. Available for multiple OS platforms.

47. Одноклассники.ru

    odnoklassniki.ru

    Russian classmates and old friends reunion site.

48. Youporn

    youporn.com

    Users can watch streamed clips and upload their own videos. Premium accounts are also available.

49. Full Free Porn Videos & DVDs - Sex, Porno, Porn Tube, Free XXX Porn

    pornhub.com

50. Twitter

    twitter.com

    Social networking and microblogging service utilising instant messaging, SMS or a web interface.