This map shows the distribution of places, by type, within a user-defined travel-time isochrone for Helsinki, Espoo, Vantaa and beyond. Click somehwere to start! The places are categorised according to the type of activities that they primarily host: social, optional, or necessary, following the classification by Gehl. The travel-time isochrones are generated using the openrouteservice API. The place data was sourced from the Overture Maps release dated October 19, 2023 (places theme, confidence > 0.6). Mappings between the categories in the Overture Maps place data and the social, optional, and necessary categorisations were defined manually, here.