See the capabilities of the Unreal Engine 4 in creating complex visual effects.
Unreal Engine 4 2015 Features Trailer
Take a look at the features, tools and resources available with Unreal Engine 4.
Dynamic Lighting Gameplay with UE4 and Enlighten using Blueprints
Geomerics have posted a detailed article on how they used Unreal Engine together with Enlighten.
Real-time Global Illumination with Enlighten and UE4
Epic Games and Geomerics created the video to highlight the latest physically-based lighting techniques in games.