Big Brother Season 28's premiere date is rapidly approaching on the 2026 TV schedule, but that's not soon enough for its most dedicated fans. It's a good thing, then, that CBS was kind enough to give CinemaBlend and others a first look at the house for this season, and it confirms the heavily speculated theme. I'm a big fan, and I think I spot one detail that may tell us more than what we've been told. Get ready for a trek across time, because the BB Time Trip is taking Houseguests on a journey across different eras. Take a look at the gallery below, which features a design inspired by various decades of the past and future: Aimee Santos/CBSAimee Santos/CBSAimee Santos/CBSAimee Santos/CBSAimee Santos/CBSAimee Santos/CBSAimee Santos/CBSUnfortunately, we don't get to see the HOH Room or Have-Not Room yet, but what's been shared so far is awesome. If I had to make any guesses, I'd say the HOH room is probably some like lavish royal suite, and the Have-Not room will be some Neolithic Stone Age theme where Houseguests are forced to sleep on stone slabs. If the latter is true, that may rank up there with one of the worst Have-Not rooms of all time!It's all very cool, but there's one additional detail that sticks out to me. And, right now, I think it provides another hint regarding what fans will see when they're streaming those live feeds (using a Paramount+ subscription). Let's talk about it and hope that the popular speculation of returning houseguests was accurate as well!A Lightbox May Tell Us What Themes To Expect Each WeekWhile watching a video showing the rooms of the house in more detail, I couldn't help but notice a lightbox on the wall that highlighted specific eras. For those who missed it, check out the image below and see how it highlights Ancient Egypt, Y2K, Medieval Times, the Wild West, the Jurassic Era, the 1980s, the 23rd Century, and the Summer of Love: (Image credit: CBS)I'm not sure each section can be lit individually, but I wonder if this prop will signal to Houseguests which week they're in. For example, if they're in Ancient Egypt, the games that week might be themed around that era, and the punishment might include a plague of some sort or a "Pharaoh's curse." Another possibility is that this is just for decoration. It's certainly a possibility as it's in the futuristic-themed room, so this could be a prop to hint the room is like a time machine. As my past in-depth house reveals show, sometimes these details mean everything, and other times they mean nothing. I guess we'll all have to wait and find out together!Paramount+: from $8.99 a month/$89.99 a yearPick up a Paramount+ subscription ahead of Big Brother Season 28! Between the Essential plan running $8.99 a month and the ad-free Premium option at $13.99 a month, there's plenty to choose from with Paramount+. But if you want to watch your favorite shows and movies, and save some money doing so, sign up for an annual plan.View DealBig Brother Season 28 kicks off on Thursday, July 9th on CBS with a 90-minute premiere! Be sure to clear your schedule, because Big Brother: Unlocked returns the next evening, with the live feeds premiering soon after!