I thought you were wrong based on my memory of the 2011 Japan tsunami and the images we all watched as it raced inland for what seemed like forever, but accordi

I thought you were wrong based on my memory of the 2011 Japan tsunami and the images we all watched as it raced inland for what seemed like forever, but according to wikipedia it only traveled up to 10 km (6 miles) inland. So even the biggest tsunami the world has witnessed wouldn't come close.