![Dublin Four Courts Aerial view of Dublin showing the river, bridges and roofs of buildings](https://bluesky-world.ie/wp-content/uploads/2023/05/196212-1_RGB_12.5cm_dublinfourcourts-3x2_2-jpg.webp)
Aerial Photography
We have a full library of aerial imagery of the Republic of Ireland and Great Britain at high resolution including many areas mapped at 5cm and 12.5cm.
![NTM Dublin Aerial Photograph with NTM data overlaid showing tree crowns](https://bluesky-world.ie/wp-content/uploads/2023/05/NTM-phoenix-park-large-gm-2pt-3x2-web-1000-jpg.webp)
National Tree Map™
Our National Tree Map™ is a unique dataset that maps the height, location and tree canopy of trees 3 metres and taller in the Republic of Ireland, England, Wales and Scotland.
![](https://bluesky-world.ie/wp-content/uploads/2024/05/NHM_cover_image_3_3x2_web-jpg.webp)
National Hedgerow Map™
Our National Hedgerow Map™ is a unique dataset that maps the location, extent and volume of hedgerows under 3 metres in the Republic of Ireland, England, Wales and Scotland.
![Photogrammetric DSM](https://bluesky-world.ie/wp-content/uploads/2022/06/Photogrammetric-DSM.jpg)
Photogrammetric DSM
Our photogrammetrically derived digital surface models (DSM) are available as a grid of heightened points and contours at 25cm intervals.
![Photogrammetric DTM](https://bluesky-world.ie/wp-content/uploads/2025/01/Photogrammetric-DTM-3x2-1200-jpg.webp)
Photogrammetric DTM
Our photogrammetrically derived digital terrain models (DTM) are available as a grid of heightened points and contours at 5m intervals.
![](https://bluesky-world.ie/wp-content/uploads/2025/01/Dublin_RGB_Sample2_3x2_1200-jpg.webp)
MetroVista™
We have captured 20 cities across the UK and Ireland to create intricate 3D mesh models which are an ideal baseline for a number of applications, including the creation of digital twins.