Misc: Which Broadway musical opened on March 31, 1943?

Questions

which place is the driest in the world?

while rain was falling on the street, guards atop the building alongside it were having a snowball fight on nov 13 1958. what was this building?

where was the immense fireball that flattened a 12 mile radius of pine forest, and was though to be an alien weapon in 1908?

who is was the chief rocket scientist on the american moon project and a notable export from the third reich?

what is the highest military honour that can be conferred in the usa?