#MapChallenge
Day 3 - Polygons
Tweening Map Projections - #30DayMapChallenge mapsmania.github.io/mapchallenge...
November 3, 2025 at 5:17 PM
Day 30 of #30DayMapChallenge: The final map: Happy day to Scotland. #MapChallenge mapologies.com/national-nam...
December 2, 2024 at 11:59 AM
November 29, 2024 at 7:40 PM
#30DayMapChallenge c'est fini !
A peine 13 cartes pour moi, mais une vidéo 🎬 , 3 cartes avec l'atelier de cartographie thématique de @ignfrance.bsky.social 🗺️ et un jeu 🎲 !
🏷️ Pour le récapitulatif, c'est ici : viglino.github.io/MapChallenge...
🖍️ Les carte de l'atelier : www.ign.fr/mag/30DayMap...
December 1, 2025 at 11:31 AM
#30DayMapChallenge day 30: c'est fini 😪
🗺 J'ai fait 2️⃣4️⃣ cartes, dont 3 avec @ignfrance.bsky.social
🧭 visible sur mon #github ➡️ viglino.github.io/MapChallenge...
😍 Thanks everyone for the beautiful maps, as usual
#mappymeme #cartography #geomatique
November 30, 2024 at 7:16 AM
Day 19 of #30DayMapChallenge #MapChallenge: Typography.
There is likely no other symbol that varies in form as much as the question mark does across different languages.

mapologies.com/symbols/
November 19, 2024 at 11:44 AM
#30DayMapChallenge - Week 1.
All 7 of the Maps Mania maps created for the challenge this week are available on Github. github.com/mapsmania/ma...
GitHub - mapsmania/mapchallenge
Contribute to mapsmania/mapchallenge development by creating an account on GitHub.
github.com
November 8, 2025 at 7:47 AM
Day 17 of #30DayMapChallenge #MapChallenge: collaboration. Twin cities between Greece and Spain
With @thebluemaps
November 18, 2024 at 6:48 PM
Day 27 of #30DayMapChallenge: micromapping
The small country in Europe is called Shqiptarë, but everybody else says Albania or something similar
#MapChallenge
mapologies.com/national-nam...
November 27, 2024 at 3:11 PM
🗺️ Game 68 is all about things you’d find on a map!

This Llamagrama is full of twists, turns, and well hidden words.

Did you find your way to the answers or get completely lost? 🧩👇

#Llamagrama #WordPuzzle #FoundOnAMap #Game68 #LlamaNation #LlamaHerd #WQuers #MapChallenge
June 21, 2025 at 6:23 AM
November 20, 2024 at 11:27 PM
Un MapChallenge ! Yeahhhh

@lecartographe.bsky.social 😀
[1/4] Le #30DayMapChallenge célèbre la créativité cartographique. Chaque jour de novembre, des cartographes du monde entier, dont ceux de l’IGN, conçoivent des cartes inédites. L’édition 2025 valorise les points, lignes et polygones qui structurent nos territoires. #geography #cartography #mapping
#30DayMapChallenge : 30 jours, 30 cartes inédites pour célébrer la créativité cartographique
www.ign.fr
November 2, 2025 at 8:18 AM
www.mammapicks.com/the-great-ma...
Test your geography skills by labeling states, capitals, landmarks, and locations across every American state map.
#MapChallenge #AmericanGeography #GeographyQuiz #StateCapitals #EducationalBooks #TravelEducation #USAFacts #FamilyLearning #Virginia #Richmond
July 12, 2026 at 4:41 PM
Day 22 of #30DayMapChallenge: two colors. Not everything is black and white, just f...
#MapChallenge

mapologies.com/censure/
November 22, 2024 at 9:57 AM
Jokeri light rail line (plan). #30DayMapChallenge 3. Polygons. Yes, looks like a line but isn't. Code: https://github.com/tts/mapchallenge/blob/master/jokeri.R #ggplot #sf #rstats
November 13, 2024 at 2:50 PM
Happy Canada Day! Today's #Quintalist puts your map sense to work with a friendly north-of-the-border ordering challenge. Play at quintalist.com

Repost this and one lucky reposter will win access to all our archived games!

#Wordle #CanadaDay #Canada #Geography #MapChallenge @ExploreCanada
July 1, 2026 at 12:35 PM
#30DayMapChallenge Day 28: Funny. At least I chuckled a bit myself at these funky city bike curves showing hourly departures in April 2019 from Aalto University & Kulosaari metro station respectively. Data via @HRInfoshare Source: https://t.co/2CKDhHVu14 #rstats #sf #gganimate https://t.co/...
mapchallenge/biking.R at master · tts/mapchallenge
Contribute to tts/mapchallenge development by creating an account on GitHub.
github.com
November 13, 2024 at 2:55 PM
#30DayMapChallenge Day 26: Hydrology. Watershed of the river Vantaa, plus #Helsinki region waterways until Gulf of Finland. Code: https://github.com/tts/mapchallenge/blob/master/hkiwater.R Data via @SYKEint VALUE @HRInfoshare #rstats #sf
November 13, 2024 at 2:55 PM
#30DayMapChallenge Day 24: Statistics. Night time light emissions in Helsinki region in May 2014 as seen by @NOAASatellites Data from the #DECUMANUS project via @HRInfoshare Code: https://github.com/tts/mapchallenge/blob/master/light.R #RStats #sf #ggplot
November 13, 2024 at 2:55 PM
#30DayMapChallenge Day 23: Population. Downtown Helsinki is a popular place to live in most age groups but especially when you are around 30. Source: Population grid of Helsinki metropolitan area @HRInfoshare Code: https://github.com/tts/mapchallenge/blob/master/population.R #rstats #sf #tmap
November 13, 2024 at 2:55 PM
#30DayMapChallenge Day 22: Built environment. If all other lights were off in #Helsinki except those on the bridges and overpasses. Data via @HRInfoshare Code: https://github.com/tts/mapchallenge/blob/master/built.R #rstats
November 13, 2024 at 2:55 PM
#30DayMapChallenge Day 20: Rural. In 2016, there were seven farms inside the City of Helsinki that received subsidies from the EU. One of them is located on an island. Code: https://github.com/tts/mapchallenge/blob/master/rural.R Data by former MAVI via @CSCfi AVAA #rstats #tmap #sf
November 13, 2024 at 2:55 PM
#30DayMapChallenge Day 14: Boundaries. Greater Helsinki is still surprisingly non-built, with small lakes here and there. Code: https://github.com/tts/mapchallenge/blob/master/boundaries.R #ggplot2 #sf
November 13, 2024 at 2:55 PM