From their site:
http://www.linuxmint.comThe team is proud to announce the release of Linux Mint 13 “Maya”.
Available in two editions, Linux Mint 13 features the choice between a productive, stable and mature MATE 1.2 desktop and the brand new modern-looking and exciting Cinnamon 1.4. These two desktops are among the best available, they’re perfectly integrated within Linux Mint and represent great alternatives to Gnome 2 users. Linux Mint 13 is also an LTS (Long Term Support) release and it will be supported until April 2017.