As a nurse I,m working +20years day in day out between women and often as the only male member of the team. All I have learned, never try to think you understand them, neither do they understand you when you are watching an awesome barrel

.
(and my guess is that if you REALLY want to offend them is to step aside a bit because you wanna check that wave).
btw I really don,t like the suggestion to self-censorship. Its by far the biggest threat of a democratic society, and yes that starts with little things like this.
If you don,t like to see pics like this I,m pretty sure Saoudi-Arabia or Turkey an help you to find a very good "spam/ not appropiate-filter content" filter.