Most of the time the flash is behind the your lens, but some times it is cool to have the flash in front of the lens.
We had a thunderstorm in town and I had some luck, catching few Thunder strikes.
Gear:
Nikon D610
Nikkor AF 28-80 3.3 - 5.6G.
Settings:
Picture
f/4.8
Exposure time: 20 sec
ISO - 100
Focal Length: 28mm.Picture
f/8
Exposure time: 1.5sec
ISO - 100
Focal Length: 28mm.