The Alatornio Church exterior and a point in the Struve Geodetic Arc, UNESCO World Heritage Site, Kemi, Finland, Europe

Norderney sounding vessel in motion in front of Norddeich, special ship for surveying the navigable water in the Wadden Sea, Lower Saxony, Germany, Europe

Satellite in front of the globe with Europe, symbolic image Galileo navigation system, overhead intelligence, data transmission