3 Highways and Roads Datasets [Geometric Networks]
We list the top geometric networks as GIS data sources that you can use for routing, geocoding, map display or any type of network analysis.
![3 Highways and Roads Datasets [Geometric Networks]](https://gisgeography.com/wp-content/uploads/2020/11/Road-Network-Feature-768x410.png)
Data Sources
Antarctica Data Sources: Mapping the South Pole
This post is dedicated to Antarctica data. If you’re trying to find data for the South Pole, then we have research stations, satellite imagery and much more.
25 Satellite Maps To See Earth in New Ways
These are the top 25 satellite maps in 2020. The best part? You’ll get to explore Earth in new ways that you’ve never thought possible. Let’s get started.
7 Free World Climate Data Sources
The expression goes: “You can’t manage what you can’t measure”. And for measuring climate, it’s world climate data that benchmarks the health of our planet.
The Ultimate List of GIS Formats and Geospatial File Extensions
How well do you know GIS formats? GIS technicians manage, share and create data in various geospatial data formats. See our list of GIS formats
What is Topography? The Definitive Guide
Topography lays the underlying foundation of the Earth’s surface. In this comprehensive guide, you’ll learn everything about topography and topographic maps.
What is Geodata? A Guide to Geospatial Data
Geodata is location data stored in a Geographic Information System (GIS). By using geographic data, we better tackle problems that require spatial thinking.
5 Free Historical Imagery Viewers to Leap Back in the Past
When you want historical imagery, the best web viewers are Google Earth, Esri’s Wayback Living Atlas, USGS LandLook, NASA Worldview and Planet’s Stories.
Mapping the Ocean Floor: Water Bathymetry Data
Have you ever wanted to look deep into the ocean and see its topography? Turns out, you actually can with this list of ocean bathymetry data.
NASA Earth Observatory: Global Environment and Climate Data
Since 1999, NASA Earth Observatory has kept a close eye on the environment (fires, atmospheric gases, land use) and global climate change.