It’s Pasture Bedtime!
Sometimes you invite people to come visit wherever you’re staying. This camper appears to have invited over his equestrian friend. At least we hope that that’s what’s happening, or else he’s going to have a large surprise when he realizes what’s waiting for him in his tent.

Source: Dailyforest.com
While horses are known for being overall friendly animals, we’re not so convinced that it’s a bright idea to have them enter your tent with you. Hopefully, this camper knows what is happening!