Kelsey Bang - http://www.kelseybang.com/2014/06/pastels.html
Bipin Gupta - https://www.flickr.com/photos/lightplay/sets/72157622446602484/with/4727131891/
Thomas Martinsen - https://unsplash.com
Luis Llerena - https://unsplash.com
Sean DuBois - https://unsplash.com
Pavan Trikutam - https://unsplash.com
Sergei Zolkin - https://unsplash.com