In Vienna, the Klima Biennale Wien returns in 2026 with a wider civic footprint, extending its earlier conversations about ecology, urban systems, and public responsibility into the more elusive territory of “Unspeakable Worlds.” Organized through KunstHausWien and spread across institutions and public sites, the Biennale turns to the city itself as both setting and subject.

That approach aligns naturally with the long-running Calle Libre Festival, which since 2014 has built a visible network of murals across Vienna. Street Artists/muralists such as ESCIF, Okuda San Miguel, and Hyuro have contributed works that address migration, inequality, and environmental pressure in direct, legible ways. Those projects now sit in the background of the Biennale, evidence that the city has already been working through these questions in public space for years.

What shifts this year appears more structural. Instead of commissioning a few murals to support a central exhibition, the Biennale is working through existing production channels, with Calle Libre organizing artists, securing walls, and managing on-site execution for major outdoor projects like “(No) Funny Games.” In practical terms, that means the same crews who normally produce a street art festival are now producing a core part of the Biennale—identifying buildings, coordinating lifts, working with residents, and putting paint on the wall.

The murals are not afterthoughts; they are part of the main program. That raises a useful question: is the Biennale adapting to the street, or simply using its reach? Vienna, for the moment, is testing the biennial format against the street—and letting the results play out in full public view. Today we have a new mural by the duo NEVERCREW, contributing directly to that tension and dialogue.

Titled Souvenir, the mural by NEVERCREW is built like a plastic model kit spread across the side of a residential building. A large blue bear stands at the center, surrounded by disconnected parts—animal heads, fragments of landscape, a floating chunk of ice—each still attached to the thin framework that usually holds model pieces before assembly. The reference is familiar: something manufactured, packaged, and meant to be put together at home. Here, though, the subject is nature. By presenting animals and ecosystems as interchangeable parts, the piece points to a way of seeing the natural world as something that can be broken down, stored, and reassembled. The clean, almost toy-like finish pulls you in, but the logic underneath is colder: everything is separated, categorized, and ready for use. Does it all make sense?