medieval castle tower and church of san vicente de la barquera

ancient antique architecture backwater barquera boat bog brick building built cantabria castle church city cloudy coast coastal cobbles construction culture day daylight defense entrance europe european facade fen fort fortification fortress historic history lake landmark landscape lonely marsh marshland medieval mire moor morass natural nature north ocean old outdoor pavement quagmire river sailor scene sea side sky slough spain spanish stone structure sunny swamp temple tourism touristic tower town traditional travels trees urban vicente views village vintage water wetland whitewashed