Blender

Introduction
Blender is a professional free and open-source 3D computer graphics software product used for creating animated films, visual effects, art, 3D printed models, interactive 3D applications and video games.

Web Site
http://www.blender.org

Wikipedia Entry
https://en.wikipedia.org/wiki/Blender_(software)

Installation on Ubuntu Linux
http://tipsonubuntu.com/2015/04/03/install-blender-2-74-ubuntu-14-04linux-mint-17/