A mixed mapping and modeling project targeted to multiple branches of Source SDK. Made, concept to full scene, in 10 days.
Detailed breakdowns of this environment and workflow tutorials can be found here: https://ltcom.wordpress.com/2014/10/18/the-making-of-synthesis-environments/ and here https://ltcom.wordpress.com/2014/10/18/the-making-of-synthesis-models/
NORAD Chair