See also tight-not-touching.
Contributed by Garrison Martin
Photo(s) by Klaus Hiltscher on Flickr.
Contributed by Florian Hardwig
Contributed by Hee Jin
Contributed by Kay More
Contributed by Kris Davies
Contributed by Feliciano Type
Contributed by Alon Tayar
Contributed by Thiago
Contributed by Stephen Coles
Photo(s) by Hylbrand-Jan Hibma on Flickr.
Contributed by Robert King
Contributed by Briar Levit
Contributed by Terry Sieting
Contributed by Rodrigo Saiani
Contributed by Joe Shriner
Contributed by Felix Nic
Contributed by Max Hechtman
Contributed by Mathieu Triay
Photo(s) by Bart Solenthaler on Flickr.
Contributed by David Jonathan Ross
Contributed by Vicky Chau
Contributed by Darden Studio
Contributed by Aamina Ganser
Contributed by Joshua Lohin
Contributed by Diego Moratalla
Contributed by Robert Beatty
Contributed by Matthijs Sluiter
Contributed by John Sellards
Contributed by Johannes Vandenheuvel