Budapest would be the end of my solo travels, at least for a few weeks. It was my last stop before meeting up with my friend, Katie, and I had big plans for my last few days alone. But, by the time I arrived, I was tired. I’d been on the road for 6 weeks, and I hadn’t been sleeping well the last few nights. Other travelers told me that caving was the thing to do in Budapest, and exploring the underground cave system beneath the city sounded awesome! But… the tour I was hoping to enjoy included climbing and crawling through narrow passageways, and I wondered if I had…