The Boomershoot is a long range precision rifle event held near which city in Idaho, in recent years, the event has also featured an explosive fireball and an Anvil firing to start the event and entertain the participants?
Anvil firing Anvil firing (also known in the USA as an "anvil launching" or an "anvil shooting") in the USA is the practice of firing an anvil into the air with gunpowder. In the UK this is where black powder is filled onto the top of the Anvil and ignited. If the Anvil did not shatter it was deemed safe to use.
Thunder Over Louisville Thunder Over Louisville, the annual kickoff event of the Kentucky Derby Festival, is an airshow and fireworks display in Louisville, Kentucky. It is generally held each April, about two weeks before the first Saturday in May, or Derby Day. In years where Easter Sunday falls on the usually scheduled weekend, Thunder is moved a week earlier. It is the largest annual fireworks display in North America and began as part of an opening ceremonies event in 1989 with daytime fireworks. 1990 brought the first nighttime fireworks event. It officially began in its current location along the Ohio River in 1991 with fireworks, and an annual air show was added in 1992.