Orion Widefield Nebulosity

This photo was taken by Bill Hughes with a Canon 600D DSLR using an 80 mm f1.4 lens set at f2.0, complete with CLS filter and at ISO 3200,  only 5 exps x 176 secs each and Stacked by sigma average. 
An incredible amount of nebulosity is shown in this image and you can even clearly see the Horse Head Nebula just below Alnitak in Orion's belt.

 Taken in Tenerife on the 16th Feb 2015.