anaglyph stereo red/cyan
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/49414552@N07">wim hoppenbrouwers</a> from Rotterdam, Holland
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/hoppenbrouwers/39323401010/">Castelo dos Mouros Sintra Portugal 3D</a>