Firefox is a not only a choice, but a better alternative to Internet Explorer for GNU/Linux users. Windows version of Firefox is also available for download for free. But some sites may not at all show up properly in Firefox. This has nothing to do with Firefox, it is more or less an issue on part of the designers of the site itself. Since Internet Explorer does not have a Linux version, you will have to use wine to install and run Internet Explorer in Ubuntu. We have compiled a step by step procedure on how to install Internet Explorer in Ubuntu with useful screenshots.