The audio begins with the soothing, rhythmic hum of a train moving along the tracks. The sound captures the essence of a bustling railway station in the heart of Helsinki. The clatter of the wheels against the rails echoes through the busy terminal, setting a lively tempo that underlines the city's energetic pulse. Periodically, the distinct whoosh of a train passing by can be heard, a testament to the efficient Finnish railway system. The audio paints a vivid picture of the comings and goings of trains in Helsinki, their arrivals and departures a symbol of the city's constant motion. The echo of distant announcements and the murmur of passengers subtly punctuate the soundtrack, adding depth and authenticity to the experience. Towards the end, the sound of a train horn fades into the distance, concluding the audio journey through Helsinki's dynamic train system.