RSVP's open
Here's a link showing the location. We are not really picnicking in the bathroom but it's very near the shelter and identified on Google maps
https://www.google.com/maps/search/Bluemont+park+public+bathroom,+arlington+VA/@38.8673068,-77.1321756,18z/data=!4m5!2m4!3m3!1sBluemont+park+public+bathroom,+arlington+VA!2sN+Bluemont+Dr,+Arlington,+VA+22203!3s0x89b7b4156144fe71:0xd3887c8e59f85b4d