Mentalgassi: Making the Invisible Visible

German art collective, Mentalgassi created work highlighting six individuals who are imprisoned or facing the death penalty based on inconclusive and unfair trials. Also including Natalia Estemirova, a Russian human rights activist whose murder has not been brought to justice. Mentalgassi's work appears in 26 sites across Wales, Germany, Ireland, and Denmark, striving to make the invisible, visible. To learn more about these injustices click here.

(via: here)