The Rise of the Amateur Mapmaker

The explosion of amateur mapmaking opened up by online services like Google Earth has expanded the reach of maps for a variety of uses. Professional mapmakers, on the other hand, foresee problems of quality and accuracy.

1 minute read

October 6, 2008, 10:00 AM PDT

By Tim Halbur


"Much of the story of map-making over the past five years centres on the rise of amateurs [...]. Using powerful online mapping tools, they are redefining the millenniums-old field of cartography, earning both critics and admirers in the process.

Their products are not maps in the traditional sense, but mash-ups, which combine traditional charts - hosted by mammoth tech companies such as Google and Microsoft - with some unusual spatial data: UFO sightings, public toilet locations or the whereabouts of England's worst potholes, to name a few.

'We call it the democratization of spatial data,' said Sally Hermansen, senior instructor in the University of British Columbia's department of geography. 'They are redefining how we think about the world, how we organize the world.'"

Friday, October 3, 2008 in The Globe and Mail

portrait of professional woman

I love the variety of courses, many practical, and all richly illustrated. They have inspired many ideas that I've applied in practice, and in my own teaching. Mary G., Urban Planner

I love the variety of courses, many practical, and all richly illustrated. They have inspired many ideas that I've applied in practice, and in my own teaching.

Mary G., Urban Planner

Cover CM Credits, Earn Certificates, Push Your Career Forward

Aerial view of town of Wailuku in Maui, Hawaii with mountains in background against cloudy sunset sky.

Maui's Vacation Rental Debate Turns Ugly

Verbal attacks, misinformation campaigns and fistfights plague a high-stakes debate to convert thousands of vacation rentals into long-term housing.

July 1, 2025 - Honolulu Civil Beat

Logo for Planetizen Federal Action Tracker with black and white image of U.S. Capitol with water ripple overlay.

Planetizen Federal Action Tracker

A weekly monitor of how Trump’s orders and actions are impacting planners and planning in America.

July 2, 2025 - Diana Ionescu

White and purple sign for Slow Street in San Francisco, California with people crossing crosswalk.

San Francisco Suspends Traffic Calming Amidst Record Deaths

Citing “a challenging fiscal landscape,” the city will cease the program on the heels of 42 traffic deaths, including 24 pedestrians.

July 1, 2025 - KQED

Google street view of red brick multi-story power plant building in Pittsburgh, PA.

Defunct Pittsburgh Power Plant to Become Residential Tower

A decommissioned steam heat plant will be redeveloped into almost 100 affordable housing units.

July 4 - Pittsburgh Post-Gazette

Cyclist on protected bike lane in middle of street in Washington D.C. with Washington Monument obelisk visible in background.

Trump Prompts Restructuring of Transportation Research Board in “Unprecedented Overreach”

The TRB has eliminated more than half of its committees including those focused on climate, equity, and cities.

July 4 - Streetsblog USA

Blue and silver Amtrak train at small station.

Amtrak Rolls Out New Orleans to Alabama “Mardi Gras” Train

The new service will operate morning and evening departures between Mobile and New Orleans.

July 3 - New Orleans City Business