Arecibo has fallen.
Dennis Vazquez via Facebook: He took these pictures of the collapse of the Arecibo Observatory. You can see the debris and the remains of the platform and the Gregorian Dome. pic.twitter.com/xneOGSVFYi
— Wilbert Andrés Ruperto (@ruperto1023) December 1, 2020
For scale, that geodesic dome structure you see under the central platform is two stories tall.