All senses experience.
A younger version of myself, I would see of my reflection in a pool of water or by a lake.
Create an AI “Camping Buddy”, if I wanted some company during an outdoor adventure.
Wild animal encounters.
And another for “City Dwellers”:
Bluetooth link to NordicTrack Treadmills with incline/decline capabilities.
Bluetooth link to Stair Steppers.
Various levels of difficulty programs to choose from.
I would say virtual campfire gathering, but leave out all the virtual mosquitos. This could be the sign-on area before you choose your activity, just socialize till you decide what to do. Could we add some hardware? Looks like that helmet could support two beers and a straw.