The remarkable thing here is how much hope is packed into a single name: Nicho do Senhor da Boa Fortuna, the Niche of the Lord of Good Fortune. This is not a grand monument with a long catalogue of recorded details; its identity rests in that compact dedication, which gives this small stop its purpose and its character. Read the words at an easy pace while you remain on the sidewalk: “Boa Fortuna” makes good fortune the central idea here, and “Senhor” gives that hope a devotional address.
The visual record attached to this place is preserved in a Commons image filed as File:Window (6600498517).jpg. That modest record suits a landmark whose interest is concentrated rather than monumental. There is something direct about it: a niche, a sacred title, and a wish for favourable fortune, all held together in a few Portuguese words.
You do not need a historical tale to make this stop meaningful. Its documented name already tells you what it is called and what it invokes. Let the title remain the essential detail: Nicho do Senhor da Boa Fortuna.