From Fedora Project Wiki
Get Fedora
You can download fedora here
Other options
There are multiple desktops available for use with Fedora. Each has a slightly different look and feel and offers varying levels of customization. Visit [1] to know more.
Fedora spins are alternate versions of Fedora, tailored for various types of users via hand-picked application sets and other customizations. Visit [2] to know more.
This [3] provides all download options in one page.
Installation Guide
The Fedora Installation Guide is here