Change(K)now! – A mindset change from single-use to circular or multiple-use of food delivery systems in cities of the BSR
Change(K)now!
The Riga City Festival 2025
30 October 2025
The Riga City Festival 2025 is one of Latvia’s largest public events, held across several city locations.
System tested:
- A decentralized deposit cup system (returns can only be made at the issuing stand). 2 Euro for deposit.
When:
- 16 August 2025
Aim:
The festival served as a testbed to assess whether a decentralized approach would be feasible or whether future events should transition to a centralized model with multiple return points.
Interactive map showing pilot locations. Use the arrow keys to move the map view and the zoom controls to zoom in or out. Press the Tab key to navigate between markers. Press Enter or click a marker to view pilot project details.


