It seems so.

Hi. We offer overnight RV Parking through our RV Lot. We have pull-through sites, full hook-ups including internet, bath hour and laundry room. To book your stay with us, visit https://www.casinoqueen.com/stlouis/rv-park/ and reserve a site. An access code is required to open the gate at the entrance and you'll get that in your confirmation email from booking. We look forward to seeing you.

12, Thursday night

Yes they will...however u maywanna catch it a little early as it will be crowded

Yes

Sun-Thur 8am to 4am, Fri Sat 8am-6am, Illinois law states casino must close for at least 2 hours.

No smoking in casino, but there is a designated smoking area outside. Alcohol is not free, but can be purchased at the bar. Soda fountain and coffee machine are free.

Yep

Yes they have a designated area for semis, handicapped & regular parking.

Yes