OpenStreetMap-embleem OpenStreetMap

Mar4s

Karteerder sedert:
27 Mei 2011
Last map edit:
17 Augustus 2025

I’m mostly mapping technical infrastructure in Czech Republic (railways & public transport, power grid, pipelines, industrial complexes….). If you need any info, feel free to ask.

Favourite OSM websites:

Currently mapping:

  • Brno buildings and landuse=residential