Keskmine GPS koordinaadid postiindeks al4: 51.777, -0.284

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videod linnad:
>> Wheathampstead AL4, Hertfordshire, England, GPS koordinaadid: 51.8115,-0.2937
>> Sandridge AL4, Hertfordshire, England, GPS koordinaadid: 51.7809,-0.3052
>> Blackmore End AL4, Hertfordshire, England, GPS koordinaadid: 51.7768,-0.2843
>> Marshall's Heath AL4, Hertfordshire, England, GPS koordinaadid: 51.7768,-0.2843
>> Colney Heath AL4, Hertfordshire, England, GPS koordinaadid: 51.7379,-0.2539
>> The Folly AL4, Hertfordshire, England, GPS koordinaadid: 51.7768,-0.2843