Population Relief Globe
Where the world lives: 2025 population density as 105,700 bars on a globe. Tilt toward the horizon, search any city, and watch the Ganges plain tower.
Oct 2026Open →
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Mapzimus
Maps, games, and tools that run in your browser.
nerta.fun — cosplaying the MBTA's successor in the future →
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Featured
Orbit to Street
One to-scale 3D scene from 40,000 km out to Boston and Lynn rooftops. Population bars flatten into the land as you descend, buildings rise, and the real sun sets the day, night and shadows for any date and time.
Oct 2026Open →
Motion
Everything moving across New England, New York, and New Jersey right now: trains, subways, buses, ferries, ships, planes, and bikes, plus road cameras and weather, on one live map with a 3D view.
Oct 2026Open →
Boston Massing Model
Downtown Boston in 3D: every OpenStreetMap building raised to its recorded height, towers built from their mapped parts, with streets, parks, and the harbor.
Oct 2026Open →
Category Five
Thirty-two chaotic party games on one screen, against friends or bots. Flag Snap, Castle Siege, Tilt Sumo, Vault Heist, Block Brawl, and a lot more.
Oct 2026Open →
State Puzzle
The 50 states shuffled into one random continent with the borders erased and the cities left behind. Draw the old state lines back on.
Oct 2026Open →
World XI
A globe of more than 5,000 soccer clubs, each sitting on its home stadium.
Aug 2026Open →
National Park Explorer
Every National Park Service unit on one map. Click a park for when it was created, how big it is, and how many people visited last year.
Aug 2026Open →
Catalog
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nerta.fun
Cosplaying the MBTA's successor in the future.
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