Natural Earth has a whole bunch of public domain map datasets available at various resolutions.
Countries of the world
SELECT st_asgeojson(wkb_geometry), pop_est FROM ne_110m_admin_0_countries WHERE continent = 'South America'
Lakes of the world
Convert to SQL
Next Generation SQL Data Analysis Write SQL, visualize data, and share your results. Onboarding forward-thinking teams now:
No spam, ever! Unsubscribe any time. Learn more about the product.