Annual aerial orthophotographs of PNOA 2014

Digital aerial orthophotographs from the National Aerial Orthophotography Plan (PNOA) 2014 of the following autonomous communities: Castile and Leon and the Autonomous Community of Navarre with a resolution of 50 cm; Principality of Asturias, the Basque Country, La Rioja and the Community of Madrid, Galicia, Cantabria and the province of Alicante with a resolution of 25 cm. The mosaics have been obtained from the most recent definitive orthophotos.本数据集包含2014年国家航空正射影像计划（National Aerial Orthophotography Plan，PNOA）产出的数字航空正射影像，覆盖以下自治区域：卡斯蒂利亚-莱昂与纳瓦拉自治区，影像分辨率为50厘米；阿斯图里亚斯亲王国、巴斯克地区、拉里奥哈自治区、马德里自治区、加利西亚、坎塔布里亚以及阿利坎特省，影像分辨率为25厘米。所有镶嵌影像均由最新的正式正射影像生成。