Amazing Places – Testing The World’s Longest Echo Technically, the Inchindown oil tanks in Invergordon, Scotland, have the world’s longest reverberation, but that makes a much worse title. We tested them with a loud noise and some very sensitive microphones. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Light seconds, light years, light centuries: How to measure extreme distances Time Traveler Caught On Film Qatar’s 2022 World Cup Stadium made with Shipping Containers Are We An Alien Experiment? Are We Living In A Holographic Universe? Can Bacteria Live Off Electricity?