Ahh, to be in love.
Dog and dolphin kiss.
Source: raeganhuston.com
Paul Luxon with his then fiancé Ute Czech kiss while jumping on a trampoline in May 1973.
Image by Chris Ware / Getty Images
A couple kisses while fallen on the ground during the Vancouver riots in June 2011.
Image by Rich Lam / Getty Images
A couple kisses in Paris in 1950. Known as Le baiser de l'hôtel de ville(Kiss by the Town Hall).
Source: Robert Doisneau / via: iconicphotos.wordpress.com