The Crystal Maze US Production for @Nickelodeon Is Underway (We Think)

We've got no idea what 'Day 1.' entails but all indicators point to production having started. We knew it would be the end of August based on a job listing that was dated around now and this picture has popped up on a social media feed (anyone know what app it's from? EDIT: found it, Instagram story)

ID removed in case she/he shouldn't be posting