This dataset provides the orthophotographs of Espoo and Kauniainen from 2001, 2005, 2007, 2009, 2011, 2013, 2015, 2017 and 2019.
Ortophotographs can be reached through WMS API of the city of Espoo. The address of the API is: https://kartat.espoo.fi/teklaogcweb/wms.ashx.
Additional information about APIs of Espoo (in Finnish): https://kartat.espoo.fi/Paikkatieto/files/WMS-ja_WFS-rajapintakuvaukset.pdf
The orthophotographs can be previewed by clicking "WMS API" below in Data and Resources.