Highway traffic:
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City, the movement of cars under the bridge
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Birds, City, general noise
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Pedestrians, City
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Small crowd of people on the street
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The sounds, A small crowd of people indoors
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General noise, twittering, City, pedestrians
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City, the movement of cars across the bridge
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Wet road, Highway traffic
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Airport, x-ray control
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Small crowd of people, Indoor bus station
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Traffic, pedestrians, City
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City, sirens in the distance, general noise
★★★★★