On 9/25/20 9:31 AM, Máximo EA1DDO_HK1H wrote: >> Very impressive - Spain is doing (has done?) LIDAR for the entire country - > > Well, whole Spain in 75% of just Texas... > > yeah, but Texas is flat, and remarkably monotonous in (many?) places. Not as flat as California's central valley, where there are entire quads that are flat within 1 meter.