122K views · 2.6K reactions | Let's Learn How a Periscope Works! #AmericanHeritageMuseum #VisitMA #MilitaryHistory #HistoryMuseum #wwii #ww2 #worldwarii #worldwar2 #army #tanks #worldoftanks #tanknerd #Periscope | American Heritage Museum | Facebook

9.9K views · 263 reactions | "FREEDOM is A Principle ' Which follows The Stong CHARACTER " | Nikita Sendhav | Facebook

137K views · 802 reactions | The principle behind canal locks is based on the fundamental physics of fluid dynamics, specifically Pascal's Law and the concept of hydrostatic equilibrium. #highlights2025 #highlightseveryone #viralreels #fbreels #pyfツ #marinoph #marinongpilipino #seamanslife #sealife #Seafarer #canallocks | Pambansang Kapitan | Facebook

Weirdest Rifle of WW1: The Periscope Rifle The Periscope Rifle, developed during World War I, is often considered one of the strangest firearms of the conflict. Designed by the British as a response to trench warfare, this unique weapon aimed to give soldiers a tactical advantage by allowing them to fire from a concealed position without exposing themselves to enemy fire. The rifle was equipped with a periscope attachment that enabled the shooter to see and aim at targets while lying down in the