[Ráfaga] #3277: calligraphy, geoid, stairs, trains, dataviz

[Rafagas team]

#3277: calligraphy, geoid, stairs, trains, dataviz

Fri, 23 Oct 2026 by Raf

* A guide to discover, plan, and collect goshuin at temples and
shrines across Japan, featuring unique, hand-stamped calligraphies
from each site.

https://goshuin.com/en/map?src=hero_map

* The geoid height varies from +85 m in Iceland to -106 m in southern
India, as calculated by the GOCO (Gravity Observation Combination)
project using millions of data points

https://svs.gsfc.nasa.gov/5660/

* The stunning staircase at the David Rumsey Map Center, adorned with
maps, has been transformed into a pop-up 3D model that fits into an
envelope and can be turned into a book

https://www.chartography.net/p/a-world-of-maps-folded-flat

* Interactive map of all passenger train lines globally: including
high-speed, commuter, metro systems, and trams, even in countries with
limited cartography.

https://trains.theojaffee.net/#view=1.01/0/-127.8

* The Earth, represented as data: winds, currents, terrain, borders,
populations, reveals the shapes beneath the numbers in a different way
of seeing the world

https://mapped.earth/

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Translated by Isaac, Jaume, Jorge, and Wladimir

web: https://geoinquiets.github.io/rafagas/2026/10-23.html
mastodon: https://en.osm.town/@rafagaslinks