Elon Musk's The Boring Company hosted a 'tunnel rave' in its Vegas Loop

The firm celebrated the completion of the passenger boarding area

This is also the first time the public has seen the inside of the tunnel area

The Las Vegas Convention Center Loop is set to start operations in January

It will take passenger in Tesla vehicles from one side of the campus to the other

The vehicles will travel up to 155mph, cutting the 15 minute trip to one minute