ULTIMAESPERANZA  is an experimental art collective based in Patagonia, Chile. Directed by artist Sandra Ulloa & Nathaniel Alvarez ULTIMAESPERANZA invites to each project one or more artists from various disciplines to explore such subjects as identity and memory.

ULTIMAESPERANZA has exhibited in Chile, Argentina, Mexico, USA, Spain and Germany. Since 2009 until 2011 have collaborated on a series of dance, video pieces and transmedia experiments. Currently building up a  project called LIQUENLAB which crosses science and imagination generated perception of Antarctic. The action consist of a series of residencies in sub antarctic territory and video mapping projections on glaciers in the region.