Dosch HDRI: Skies for Architecture contains 20 HDRIs of skies for architectural scenes.

The resolution of the Spherical Map HDRIs is 17,596 x 8,798 pixel. Included is also a small version of 4,000 x 2,000 pixel for each HDRI.
 

High Dynamic Range Images (HDRI) are a perfect solution for the realistic lighting and environmental imaging of 3D scenes.

HDRIs are 360-degree panoramas for all kinds of renderings in the areas of product visualization, CGI, real-time rendering, which are illuminated with the help of IBL (Image Base Lighting).
Outstanding reflections, impressive lighting moods and real-looking environments are the result.


And each HDR image is provided in the industry standard .HDR. So they are useable in most rendering applications.