This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Techo de la Bolsa de Madrid. es Imagen del techo que rodea la zona sur de la claraboya central del interior de la Bolsa de Madrid en donde se puede leer Filipinas Cuba Canarias User Alavisan User Alavisan Cczero Palacio de la Bolsa de Madrid Files by User Alavisan Ceilings in Spain Skylights in the Community of Madrid