Datasets Change history Submit Last created Popular Relevance Names in ascending order Names in descending order Last modified Go 4 datasets found Helsinki and Tallinn nature trails Citynature.eu offers an open REST API interface that can be used to utilise the information about nature trails from both Helsinki and Tallinn available on the site. The... JSON Linked Events Espoo API You can use Espoo’s Linked Events API to retrieve event data of several City of Espoo departments and institutions and the Helmet library service in a uniform format. The... JSON Linked Events Helsinki API You can use Helsinki’s Linked Events API to retrieve event data of several City of Helsinki divisions and the Helmet library service in a uniform format. The geographic data is... JSON Helsinki metropolitan area Service Map APIs The Service Map is an open information channel on the service points and services offered by the cities of Helsinki, Espoo, Vantaa and Kauniainen. The Service Map helps the... JSON WFS