10 Hours | Hear big waves roll into the echoey cavern of a lakeside cave in North America. The crash of the waves against the ancient rocks of this cave create a spacious sound that reverberates into the distance. - - - ⭐️ Did you get deeper sleep? Leave an honest 5-star review to help thousands more people get deeper sleep. 🔓 Unlock the ad-free 15-hour version of this sound with a 7-day free trial at soundsfordeepsleep.com/plus 📢 Want to see your brand here? Contact us for sponsorships at soundsfordeepsleep.com Learn more about your ad choices. Visit megaphone.fm/adchoices