Where is the F16 ?...(Enlarge)

Artist: Joao Barros;
Exposure Date: 2016:03:02 11:24:15;
Copyright: João Barros;
Make: Canon;
Model: Canon EOS 5D Mark II;
ExposureTime: 1/1250 s;
FNumber: f/8;
ISOSpeedRatings: 100;
ExposureProgram: Shutter priority;
ExposureBiasValue: 4294967295/3;
MeteringMode: Spot;
Flash: Flash did not fire, compulsory flash mode;
FocalLength: 400 mm;
Software: Adobe Photoshop Lightroom 5.3 (Windows);