R/sources.R
usgs_seamless.Rd
USGS seamless DEM
usgs_seamless(vsicurl = TRUE)
if TRUE prefix /vsicurl
usgs_seamless() #> [1] "/vsicurl/https://prd-tnm.s3.amazonaws.com/StagedProducts/Elevation/1/TIFF/USGS_Seamless_DEM_1.vrt"