Ever see a commercial size jet liner do a full roll?
This was for real. Seattle (Washington) has an annual 'Sea Fair' event which also had unlimited hydroplane racing (WW2 Alison and RR fighter engines for power). Any way between 'rounds ), usually three, Thousands of folks (me/family included) got to watch this:
Boeing 707 Does A Full Roll
When wealth is lost, nothing is lost; when health is lost, something is lost; when character is lost, all is lost. - Billy Graham"