OpenStreetMap logotip OpenStreetMap

Mar4s

Maper od:
27. maj 2011.
Last map edit:
1. septembar 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