Treemaps are generally a really cool way to visualise hierarchical data. See also the Observatory of Economic Complexity, which has treemaps of international tr

Treemaps are generally a really cool way to visualise hierarchical data. See also the Observatory of Economic Complexity, which has treemaps of international trade and economic statistics. https://oec.world/profile/country/gbr#yearly-trade https://oec.world/profile/country/gbr#yearly-trade