Bergen (population: 13,532) is a town in the southeastern Netherlands, in the province of Limburg. The municipality covers an area of 109.43 km² (of which 3.00 km² water).
... at the far end of the Metropolitan Line, and stretch the definition of "tube station" a little:
Waddesdon tube station[?]
Quainton Road tube station[?]
Granborough ...