Build An Interactive Game of Thrones Map (Part I) - Node.js, PostGIS, and Redis

Have you ever wondered how "Google Maps" might be working in the background? Have you watched "Game of Thrones" and been confused about where all of the castles and cities are located in relation to each other? Do you not care about "Game of Thrones", but still want a guide to setting up a Node.js server with PostgreSQL and Redis?

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