On the newly-refurbished platform 7 at Gatwick Airport, UK, as we hears trains arriving, dropping up hundreds of travellers and holidaymakers excited about embarking on their latest journeys, while every 30 to 60 seconds a plane takes off or lands overhead, making it clear that this can only be a train station directly connected to an airport.

Recorded by Cities and Memory. 

IMAGE: Sunil060902, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons