CIMG7750 A water hydrant shoots fire

CIMG7750 A water hydrant shoots fire at the Maker Faire 2007

Here is a video of it:

Here is a view of a little further away of various unidentified machinery shooting fire:

Maker Faire was a two-day event that celebrated arts, crafts, engineering, science projects and the Do-It-Yourself (DIY) mindset. It took place in Austin, Texas in October 2007.