Story time: I'm pretty decent at never really leaving anything behind when I travel. My routine is airtight. My essentials always go in the same spot in my WANDRD backpack—every time. But on this particular night, at 11:30 PM in Lisbon Airport, exhaustion must have gotten the best of me. Because somewhere between touchdown and stepping off the plane, I decided it'd be a great idea to slip my wallet into the seat-back pocket instead of its usual safe spot...