What is Sounding? The Kink Where You Stick a Rod Up Your Urethra

@interesting.always on Instagram: "Shoring walls - also known as retaining walls or support structures - play a crucial role in construction, especially for deep excavations in urban settings. Their purpose is to hold back soil and water, prevent collapses, and maintain stability when digging tunnels, basements, or underground parking. The concept dates back millennia: ancient engineers in Mesopotamia and Rome built rudimentary retaining walls using stone and timber to support roads, terraces, a