Water as a lens

Exposure Date: 2014:02:05 11:37:16;
Make: NIKON CORPORATION;
Model: NIKON D7100;
ExposureTime: 1/1600 s;
FNumber: f/16;
ISOSpeedRatings: 1000;
ExposureProgram: Aperture priority;
ExposureBiasValue: 4294967290/6;
MeteringMode: Spot;
Flash: Flash did not fire, compulsory flash mode;
FocalLength: 90 mm;
FocalLengthIn35mmFilm: 90 mm;
Software: Adobe Photoshop CS6 (Windows);