#30DayMapChallenge: Polygons

The top 5 Polygons maps from Day 3, featuring urban timelines, border enclaves, and bathymetric masterpieces.

#30DayMapChallenge: Polygons
Photo by British Library / Unsplash

From urban landscapes to powerful human stories, Day 3's Polygons theme revealed the storytelling power of shapes. Here are my top 5 picks counting down to number one:

5. Maëlle Tardif – Journalists Killed in 2024
A powerful humanitarian map showing media professionals killed worldwide, created for International Day to End Impunity for Crimes Against Journalists.

Maëlle Tardif – Journalists Killed in 2024

4. Jan Paul Miene – Manchester Building Ages
Fascinating urban timeline showing how dwelling ages reveal the city's evolution, with older neighborhoods surrounding a renewed city centre.

Jan Paul Miene – Manchester Building Ages

3. Jose AM Borges – Building Height in Dili, Timor-Leste

Clean visualisation of urban density using Open Buildings 2.5D data, showing estimated building heights across the city.

Jose AM Borges – Building Height in Dili, Timor-Leste

2. Laurent Gontier – The Drummully Polyp
Fascinating cartographic storytelling about the Irish border enclave where you cross between countries four times in just four minutes - a powerful Brexit-era narrative.

Laurent Gontier – The Drummully Polyp

1. James Tan Song En – Crater Lake Bathymetry
My top pick - a technical map combining elevation contours with bathymetric data to create a stunning dual-layer terrain visualisation of the iconic lake.

James Tan Song En – Crater Lake Bathymetry

The range from technical mastery to profound storytelling shows how polygons can shape both data and narratives.

Which polygon map resonated most with you from Day 3?