After taking 46 photographs with the largest lens available on board, 1,150 mm, the ESA astronaut Thomas Pesquet He sent his work to Earth so that they all rotated digitally and fit together to form a mosaic.
In this way, the highest resolution image of Madrid was conceived on board the International Space Station (ISS).
The images of this mosaic were captured on April 12, 2017, while Pesquet enjoyed in his spare time contemplating the Earth. You can see it here at a higher resolution.
It should be remembered that the ISS orbits the Earth at a height of 400 kilometers.