📜 Historic stone arch dam, part of the 124-mile Rideau Waterway. 🔍 Built 1831-1832, its unique curved design allows sound waves to carry across its face, strengthening under water pressure similar to a Roman aqueduct. # Why Go 👂 Experience the unique "whispering" effect 🏞️ Enjoy a beautiful park setting with trails and picnic areas 🚶 Explore the Rideau Waterway 🛶 See a series of four historic locks 🏨 Visit a 130-year-old hotel nearby # Why Avoid 💤 May feel quiet if seeking high activity # Tips 🗣️ Stand on the opposite bank and speak softly to hear words 300 feet away. 🚶 Easy viewing from a platform # Cost 💰 Free to visit # Hours 🕒 Daily, check local conditions