I run Keddie28.com, about an unsolved mass murder in Keddie, CA, in 1981. Here's a link to several video walk-throughs I've done using SH3D - the next one will be a huge improvement, when completed.

Here's a link to an interactive 3-D view of the main crime scene.

The murders happened at night, with the killers likely only using light from one bedroom during the hours-long crime. This mock-up is meant to replicate the low-light view they had: