The first hurdle I had to overcome was my fear of the enormous python that was the escalator. I remember that, far-fetched as it seemed, I wasn’t too surprised to learn there was a train that ran underground. Everything was already surreal, it was like living in an imaginary world, and I was getting used to it. But I still didn’t understand the concept of the metro: I had no idea that this tunnel full of people and trains formed a network that stretched underneath the entire city, or that you could use it to travel all over Barcelona. On the train, I watched the other passengers carefully to
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