11 sats \ 0 replies \ @astro_penguin 25 Oct \ on: Fun Fact Friday - Best Fun Fact Gets 10,000 Sats meta
There is a stretch of the old US Route 66 that uses custom rumble strips to play America the Beautiful. The song only plays correctly if you drive over it at 45 mph. There have been several other musical highways created elsewhere around the world as well.
https://www.smithsonianmag.com/travel/take-drive-down-americas-musical-highway-180958449/