Map Topogràfic Metropolità 1:1 000 de l’AMB, sheet 421-15-04

Continuous topographical mapping of 1:1 000 scale covering the metropolitan area of Barcelona (except Sant Cugat del Vallès and Castellbisbal). Three-dimensional base made by photogrammetric restitution and field review from digital photogrammetric flights.本数据集为1:1000比例尺的连续地形测绘成果，覆盖巴塞罗那大都市区（圣库加特-德尔巴列斯与卡斯泰尔维斯瓦尔除外）。该数据集的三维基底基于数字航空摄影测量飞行（digital photogrammetric flights）所获取的影像，经摄影测量测图（photogrammetric restitution）与外业复核构建而成。