American Pavilion on fire at Montreal World’s Fair 1967 (Expo 67), designed by Richard Buckminster Fuller (a pioneer of geodesic structures, albeit geodesics were discovered by Walther Bauersfeld). The fire occurred in 1976. - Via
A stunning image of our home star and its active regions 2108 and 2109, captured and hand-colored by solar photography specialist Alan Friedmanin hydrogen-alpha wavelengths. Sure gives the Hubble’s stunning photography a run for its money.