This hasn’t happened in more than 200 years.
Billions of Cicadas To Emerge This Year in Double-Brood Event
For the first time since 1803, two different broods of cicadas will emerge from underground in a rare, synchronized event this spring.Billions of cicadas will appear across the Midwest and southeast as soon as this April.
President Thomas Jefferson was president the last time the US saw this type of double-brood event.