#MapDay
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grasshoppergeography.com
Wednesday is MapDay! 🗺️
Forest cover map of North America
#MapsReimagined

High resolution tree cover map based on the analysis of satellite data, with specific sensors made to detect and recognize the reflection from vegetation.
#trees #forests #forestry #regreen #treelove #geographyteacher
June 18, 2025 at 6:10 PM
exeterunispeccoll.bsky.social
Today is International Map Day!

One of our favourite items in the collections is this colourful map of Exeter, engraved by Frans Hogenberg in c 1618.

Can you identify any landmarks that still exist today?

📷 Constable Maps 27

#InternationalMapDay #MapDay #MapMonday #MappingOurExeter #Exeter
Colour image of an early 17th century map of Exeter. This bird’s-eye view from the southwest shows Exeter surrounded by a city wall with gates. Exeter is dominated by the Gothic cathedral of St Peter. At the top left is the castle of Rougemont. People are walking towards and through the city.
February 3, 2025 at 10:00 AM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
River basin map of South Asia
#MapsReimagined #WatershedWednesday

🖼️ Visit our website to see more maps like this one and to buy prints.
#rivers #watersheds #maps #Asia #SouthAsia
#geography #cartography #dataviz #watershedmap #India
River basin map of South Asia by Grasshopper Geography. All permanent and temporary water flows mapped in detail. Rainbow colours help distinguish between different catchment areas. Isolated on black with the Grasshopper Geography logo in the bottom left corner.
March 26, 2025 at 7:15 AM
quillofdamocles.bsky.social
Happy #mapday #ttrpgcommunity!

Today, more WIP previews for this week's new release; a dank sewer-turned-prison, or maybe a prison turned sewer? Either way, plug your nose and delve deep to discover the hidden grime, coming Friday!

#dnd #ttrpg #dndmap #battlemap
September 1, 2025 at 12:53 PM
exeterunispeccoll.bsky.social
Find out more about our Mapping our Exeter project & explore digitised maps (1587-1970s) from the collections in our online exhibit ➡️ bit.ly/3CB0qJs

With grateful thanks to @dhlabexeter.bsky.social for the digitisation of the maps!

📷 Townsend Maps T4

#InternationalMapDay #MapDay #MappingOurExeter
A map showing the route from Barnstaple to Ilfracombe in six vertical strips. Decorated in red, blue, green and yellow inks.
February 3, 2025 at 10:00 AM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
Forest cover map of #Canada 🇨🇦
#MapsReimagined

High-res #treecover #map based on the analysis of satellite data, with specific sensors made to detect and recognize the reflection from vegetation.

#trees #forestry #regreen #geographyteacher
@regenerationcanada.bsky.social
Tree cover map of Canada on a black background by Grasshopper Geography. Denser areas are shown vivid green, gradually changing to black where trees are not present. Created by Grasshopper Geography.
February 26, 2025 at 5:30 PM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
River basin map of South Africa 🇿🇦
#MapsReimagined #WatershedWednesday

Visit our website to see more of our river basin maps.
#rivers #watersheds #maps #SouthAfrica #water #geography #cartography #rivermap #riverconservation #riverpollution
River basin map of South Africa showing all permanent and temporary water flows in the country. Colour-coded by watersheds, isolated on black.
May 21, 2025 at 8:15 AM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
River basin map of Myanmar 🇲🇲
#MapsReimagined #WatershedWednesday

🖼️ Visit our website to see more maps like this one and to buy prints.
#rivers #watersheds #maps #Myanmar #water #geography #cartography #dataviz #dataisbeautiful #rivermap #riverconservation #mapart
River basin map of Myanmar by Grasshopper Geography. All permanent and temporary water flows mapped in detail. Pastel colours help distinguish between different catchment areas. Isolated on black with the Grasshopper Geography logo in the bottom right corner.
May 28, 2025 at 6:00 AM
sylantrix.bsky.social
🏘️ Jump into the Tomodachi Life trend using nostalgic UI.

🪞 Miss this safety trigger and competitors win—big.

🚀 Follow us now for first-mover advantage.

#TomodachiLife #NostalgicUI #MapDay
Just an image Just an image Just an image
May 8, 2026 at 7:29 PM
sylantrix.bsky.social
🔥 "Map Day" surges!
💡 This Nostalgic UI unlocks hidden engagement.

😰 Miss this wave?
📉 Prepare for irrelevance as rivals dominate.

🔒 Follow now—we expose the algorithms first.
#TomodachiLife #Nostalgiacore #MapDay
Just an image Just an image Just an image
May 8, 2026 at 7:30 PM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
River basin map of France 🇫🇷
#MapsReimagined #WatershedWednesday

🖼️ Visit our website to see more maps like this one and to buy prints.
#rivers #watersheds #maps #France

#riverbasins #lesveinesdelaterre #rivieres #bassinsversants #affluents #fleuves #kayaking #paddling
June 11, 2025 at 2:15 PM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
#MapsReimagined #WatershedWednesday

Robert's been quite busy over the last few months reviewing and updating all our maps. If new, better data is available, he uses it and adjusts the colours where necessary.

This is the latest version of the river basin map of Europe.
River basin map of Europe by Grasshopper Geography. All permanent and temporary water flows mapped in detail. Rainbow colours help distinguish between different catchment areas. Isolated on black with the Grasshopper Geography logo in the bottom right corner.
July 30, 2025 at 12:39 PM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
Population density heatmap of the Netherlands 🇳🇱
#MapsReimagined

🖼️ learn more, buy prints: grasshoppergeography.com
#maps #heatmap #dataviz #Netherlands #cartography
Population density heatmap of the Netherlands by Grasshopper Geography, showing densely populated areas in glowing bright yellow, gradually turning into purple and then black in less populated areas.
April 16, 2025 at 2:45 PM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
Elevation map of South America in unique colours
#MapsReimagined

🖼️ Visit our website to see more maps like this one and to buy prints.
#maps #SouthAmerica #topography #geography

Elevation map of South America in unique colours by Grasshopper Geography. Lowest areas are shown blue, gradually turning green and then orange and purple. Isolated on white.
April 23, 2025 at 1:15 PM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
Custom #Scotland river map 🏴󠁧󠁢󠁳󠁣󠁴󠁿
#MapsReimagined #WatershedWednesday

This is a custom map Robert made for Will a few weeks back: a single-colour watershed map of Scotland. We really loved his idea of colouring the rivers that he already explored by kayak 🚣
A black map of Scotland showing all rivers and temporary water flows in white. Isolated on white with the Grasshopper Geography logo in the bottom right corner.
March 5, 2025 at 6:00 AM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
River basin map of New Zealand 🇳🇿
#MapsReimagined #WatershedWednesday

It's #WorldWaterDay soon, and this year's focus is on glaciers. Have you ever visited any of New Zealand's glaciers?

#rivers #watersheds #maps #NewZealand #Aotearoa #geography #rivermap #glaciers
River basin map of New Zealand by Grasshopper Geography. All permanent and temporary water flows mapped in detail. Rainbow colours help distinguish between different catchment areas. Isolated on black with the Grasshopper Geography logo in the bottom right corner.
March 19, 2025 at 10:45 AM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
Drainage basin map of the Arctic Ocean
#MapsReimagined #WatershedWednesday

Read more about the world's first ever ocean drainage basin maps that show all the rivers on the planet: https://buff.ly/IlDans2
#rivers #ArcticOcean #Arctic #oceans #glaciers #worldwaterday
Drainage basin map of the Arctic Ocean, showing all temporary and permanent water flows colour-coded according to the ocean they end up in. The map is cenetred at the North Pole, the rivers are shown on a black background. They are coloured blue if they flow into the Arctic, otherwise they are just grey lines. Map created by Grasshopper Geography.
March 12, 2025 at 11:15 AM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
Ocean drainage basin map of Kenya 🇰🇪
#MapsReimagined #WatershedWednesday

All permanent and temporary #water flows in #Kenya colour-coded by the #ocean they end up in.
Green: Atlantic Ocean
Pink: Indian Ocean
White: endorheic basins

#rivers #maps #geography #rivermap
Ocean drainage basin map of Kenya, showing all temporary and permanent water flows colour-coded according to the ocean they end up in. The map is on a black background, the rivers are coloured green if they flow into the Atlantic, pink for the Indian Ocean, and grey if they are endorheic (don't end up in oceans). Map created by Grasshopper Geography.
April 9, 2025 at 12:45 PM
viercc.bsky.social
Day convolution in Agda
-- Agda source code module _ {a fa b gb : Level} (F : Set a → Set fa) (G : Set b → Set gb) where record Day {x : Level} (X : Set x) : Set (suc (a ⊔ b) ⊔ fa ⊔ gb ⊔ x) where constructor day field A : Set a B : Set b op : A × B → X comp₁ : F A comp₂ : G B mapDay : ∀ {x} {X Y : Set x} → (X → Y) → Day X → Day Y mapDay f (day A B op fa gb) = day A B (f ∘′ op) fa gb rawFunctor : ∀ {x} → RawFunctor {ℓ = x} Day rawFunctor = record { _<$>_ = mapDay }
May 17, 2025 at 12:07 PM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
River basin map of Colombia 🇨🇴
#MapsReimagined #WatershedWednesday

🖼️ Visit our website to see more maps like this one and to buy prints.
#rivers #watersheds #maps #Colombia #water

#geography #cartography #dataviz #dataisbeautiful #mapart #rivermap #watershedmap
June 25, 2025 at 7:45 PM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
River basin map of the state of Mississippi
#MapsReimagined #WatershedWednesday

Visit our webshop to see more of our work!

#Mississippi #Mississippiriver #rivers #watersheds #maps #geography #cartography #rivermap #riverkayaking #riverpaddling #watershedmap #riverkayaking
June 4, 2025 at 5:52 PM
grasshoppergeography.com
Wednesday is MapDay!
🗺️ Drainage basin map of the Atlantic Ocean
#MapsReimagined #WatershedWednesday
Rivers and temporary water flows in green end up in the Atlantic Ocean.

More like this: https://buff.ly/fwEPYFk
#rivers #watersheds #maps #AtlanticOcean #riverpollution #oceanpollution
May 14, 2025 at 11:30 AM
grasshoppergeography.com
Wednesday is MapDay! 🗺️
The river basin map of the Kola Peninsula
#MapsReimagined #WatershedWednesday

🖼️ Visit our website to see more maps like this one and to buy prints. (link in bio)
#rivers #watersheds #maps #KolaPeninsula
#geography #cartography #dataviz #dataisbeautiful
River basin map of the Kola Peninsula by Grasshopper Geography. All permanent and temporary water flows mapped in detail. Rainbow colours help distinguish between different catchment areas. Isolated on black with the Grasshopper Geography logo in the bottom.
April 2, 2025 at 2:15 PM
grasshoppergeography.com
🗺️ Wednesday is MapDay! 🗺️
River basin map of South Australia 🇦🇺
#MapsReimagined #WatershedWednesday

🖼️ Visit our website to see more maps like this one and to buy prints. (link in bio)
#rivers #watersheds #maps #SouthAustralia #Australia
River basin map of South Australia by Grasshopper Geography. All permanent and temporary water flows mapped in detail. Rainbow colours help distinguish between different catchment areas. Isolated on black with the Grasshopper Geography logo in the bottom right corner.
February 19, 2025 at 12:45 PM
scottwroberts.bsky.social
Since #mapday expires at midnight, better get this in quick!

Most of the Mid-Atlantic and New England “stayed here” states happened on a long long walk on the Trail of the Appalachians, which was a glorious time indeed.
Map of USA with states color coded by where I’ve been and done stuff or not
January 7, 2026 at 5:01 AM