Screenshots may not be the same you see by using ENBSeries, that's because of different versions of mod, implemented effects and their algorithms, presets.
Videos are also mostly work in progress and differ.

Users screenshots

You can see much more screenshots on the forum and other resources, for example gtaforums.com have several threads with screenshots.

Fallout 4 on the forum
Dragon's Dogma on the forum
GTA 5 on the forum
Fallout New Vegas on the forum
Fallout 3 on the forum
GTA 4 on the forum
GTA San Andreas on the forum
Stalker on the forum
TES Oblivion on the forum
TES Skyrim on the forum