Complex sentence: Robinson continues his trip and arrives in Pamplona, where everyone is celebrating the Sanfermines, he finds Ombeline and the two walk their way through town trying to find a place to stay to no avail.
Split into simpler sentences: Robinson continues his trip and arrives in Pamplona, where everyone is celebrating the Sanfermines. He finds Ombeline and the two walk their way through town trying to find a place to stay, to no avail.