There are many, many more new (albeit less visual) features available in Fedora 19. You can read all about them on the Fedora 19 Feature List.
3D Printing
Bring 3D printing tools to Fedora and allow users of 3D printers, such as RepRap, to be fully satisfied with software in the repositories, without having to download binary blobs or run Python code from git.
GNOME 3.8
Update GNOME to the latest upstream release, with a raft of enhancements and new features.
KDE Plasma Workspaces 4.10
Rebase to KDE Plasma Workspace 4.10 including Plasma Desktop and Netbook workspaces, the KDE Applications and the KDE Platform.
MATE Desktop 1.6
MATE Desktop is based on GNOME 2 and provides an intuitive and attractive desktop to Linux users who seek a simple, easy to use traditional interface.
Sugar on a Stick
Sugar on a Stick is a Fedora-based operating system featuring the award-winning Sugar Learning Platform and designed to fit on an ordinary USB thumbdrive ("stick").
XFCE Desktop
The Fedora Xfce spin showcases Xfce, a full-fledged desktop using the freedesktop.org standard. Xfce desktop aims to be fast and lightweight, while still being visually appealing and user friendly.
LXDE Desktop
The Fedora LXDE spin is powered by the "Lightweight X11 Desktop Environment", an extremely fast, performant, and energy-saving desktop environment.