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.
State Line, Idaho State Line is a city in Kootenai County, Idaho, United States, and the easternmost suburb of Spokane, Washington. The population was 38 at the 2010 census. The city is known for the adult services it provides which attract business from nearby Spokane, Washington and Coeur d'Alene, Idaho.