1. flightplot::airports
    The Information of All Aiports
    csv| xlsx| json| ndjson| rda| rds
    spec_tbl_df|7698 x 14
  2. flightplot::sample_trips
    Sample Trip Dataset
    csv| xlsx| json| ndjson| rda| rds
    spec_tbl_df|47 x 2
  3. flightplot::world
    World Map Vector Data
    json| ndjson| rda| rds
    sf|1420 x 4
  4. mapchina::china
    China administraive division shapefile data
    json| ndjson| rda| rds
    sf|2901 x 14