This chapter focuses on useful expressions for traveling, including phrases like 'whereabouts', 'I'm just up the road', 'no way', 'how weird', 'it's a small world', and 'how long have you been here?'. The speakers discuss the present perfect tense, different ways to ask about the duration of someone's stay, and the use of phrasal verbs when talking about traveling through different areas. They also mention common expressions related to flying, seeing the sights, having friends in different places, and experiencing beautiful views during a journey.