Learn more about the US Navy’s iconic Mark V diving helmet at the History of Diving Museum. Shoutout to Trident Surface Supplied Diving for the underwater footage! #Diving #history #museum #USNavy | History of Diving Museum

Police officers Caught not wear Peaked caps or hats In Greater London, police officers are generally required to wear helmets (specifically custodian helmets) when on foot patrol, but there are exceptions. While the custodian helmet is a traditional part of the uniform, some officers in specialized roles or when it's not practical may not wear them. #Policeofficers #southlondon#northlondon #zonjy | Zonjy