It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
This image was acquired from
Keywords from Image Description:
ice switzerlanditaly brig valais railway station central station hbf rhone valley exit domodossola prior to course travelagent passenger train remote traffic fernzug alstom electrical multiple unit etr sbb ffs cff switzerland railway knot seemed rail traffic railway simplon swiss federal railways soft road crossborder milan geneva
Page 2017 Free-images.com. All images are Public Domain