This screenshot comes from the map server Mapy.cz under a CC license. Their licence conditions of map bases states: "The Screenshot may also be distributed (i.e. in addition to the conditions already described) under the Creative Commons 4.0 license (CC-BY-SA 4.0) by indicating authors and sources and distributing them under the same license."
To the uploader: You must provide a link (URL) to the original file and the authorship information if available.
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.