Depending on image resolution prints are available between 60 and 800 cm or even 1000 cm. Some of the photos have a resolution of up to 50,000 pixels or a 3 GB file size and can be printed at least up to a panoramic image width of 2 meters, many up to 5 meters and some even wider up to 8 meters and more on various materials.
A visually very appealing alternative to framing, in a format from 1,20 to 3 meters wide, is to print the pictures on Aluminum Dibond, either as Direct Print (matt) or with a gloss or matt foil.
Very precious is also the lamination under acrylic glass:
More Skyline Frankfurt photos you find @ https://www.skyline-frankfurt.com/