Here’s when you might get to see the inside of the Cadet Chapel at th…

Unusually, the sound of an airplane engine roared through the grounds of the U.S. Air Force Academy on Thursday afternoon.

Alright, perhaps the sound itself wasn’t so unusual to hear on academy grounds, but in context, this engine’s roar sure was. It was mounted to a crane, blasting the equivalent of 60-mile-per-hour winds against a test section of aluminum sheets as a fire hose sprayed a simulated rainstorm.

“We run about eight inches of rain in 15 minutes,” said Marty Rickett, one…