No other search engine is as successful as Google. In 1996 two American students created the software Back Rub. At that time, nobody was interested in this search method for files. The both developers founded Google. Its name was based on the term “Google” which means 10 to the power of 100, and represented so, the quantity of data on the internet. In 1998 Google went online, and became to the number 1 address in the search engines. By now, queries are translated into 100 languages and edited every day all over the world. The ones, who work with Google, immediately have a search engine at their disposition, which works very fast with a high precision. The results are links, which leads the user to important information. PDF-files can be captured, too. Google, now, provides other services, too, not only the search engine. There is e.g. Google-Earth, where you can look at several, detailed photographs of satellites. Where an international company is operating in this volume, is not far away from criticism. Frequently, these companies are against internships, which are nationally evaluated and the global importance of the Internet as well as his outgoing showing hazards and risks.