Just glanced at our feature pic .. a " pyramidal formation ", and found it with some content of merit, hence worth posting on here. One of the first indications of interest is the odd and unnatural light source evidenced .. and I will let the attached tell ' the rest of the story.' Cheers / -M
This intriguing image below from Gusev crater is of an object which is extremely similar to a spine. It was discovered by Mars Anomalies member, convex: