Some of my travel experiences feel like fever dreams. When I studied abroad in Barcelona, my program brought us to Mallorca for a weekend, and I was sick the whole time so my memories of that trip are particularly hazy. I picked and ate a fig straight from a tree in a stranger’s yard, and it was fresh and delicious, like nothing I’d ever tasted before. I drifted in and out of sleep on a scenic train ride, and I swam in the Mediterranean Sea in the dark, and there was a castle, and my friend got to practice her medical Spanish vocabulary by explaining my symptoms to a pharmacist.…