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 →
Maps
19 interactive maps, from live transit to 3D cities. Open any card to start.
Free, no accounts, no tracking.
Featured
19 items
Hurricane Globe
Every hurricane, typhoon and cyclone on record, in every ocean, on a 3D globe. Tracks rise with wind speed. Replay any season with live wind fields, map storm density, or list every storm that passed near your town.
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 →
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 →
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 →
The Appalachians
The whole Appalachian range, Georgia to Newfoundland: its regions, named ranges, high peaks, and both Appalachian Trails, with 3D terrain.
Oct 2026Open →
Optitrek
Twelve road-trip maps from a route optimizer, each the fastest drive through a set of national parks. One loop beats Randal Olson's 2015 road trip by 14% in driving time.
Sep 2026Open →
Ground Truth
Terrain notes for wooded land. Public data, drone lidar, and a map you can use before you buy or build.
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 →
State Extremes
The northernmost, southernmost, easternmost, and westernmost points of every US state and every country.
Aug 2026Open →
The Century of Africa
Africa's population will roughly triple this century. This story map asks whether power, water, and roads will keep up.
Aug 2026Open →
Torn Down / Built Back
Which Detroit blocks were torn down and which were built back, from 1870 to now.
Aug 2026Open →
World XI
A globe of more than 5,000 soccer clubs, each sitting on its home stadium.
Aug 2026Open →
Sequential Interstate Challenge
A driving order for every two-digit Interstate that cuts most of the extra connecting miles.
Jul 2026Open →
Train Route Atlas
Twelve famous train routes on a spinning globe, with a short note on each.
Jul 2026Open →
True Scale
See how big a place really is when you move it to another latitude.
Jul 2026Open →
U.S. Fantasy Transit Network
A made-up US transit map that connects cities at four scales, from coast-to-coast down to commuter.
Jul 2026Open →
Where the Games Go
Where North Shore Nostalgia eBay packages have gone, drawn as routes from Salem.
Jul 2026Open →
Quabbin
The Quabbin Reservoir and the towns it drowned, with pictures, a fill animation, and a lidar view of what's left on the ground.
Jun 2026Open ↗
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