Evening walk

I took this photo last year in Dahab, Egypt while doing some landscape photography. It shows a family during an evening walk near the sea. The water you see in the picture remained there after high tide.

Technical details:
Camera: Canon 5D MK II
Lens: Canon 70-300 f/4-5.6 L IS USM
Focal length: 300 mm
Aperture: f/9.0
Exposure time: 1/100 s
ISO: 3200
Number of exposures: 1
E.V. Step: n/a
Flash used: no
Tripod: yes
Filters: no
Technique: black & white conversion
Software: Magic Lantern 2.3, Lightroom 5.0, Photoshop CC