Complex sentence: Eight days after the celebrations, the couple traveled to Florence to meet Eleanor's father Grand Duke Francesco and her stepmother Bianca Cappello, at this point Vincenzo kept a portrait of Eleanor (presumably painted or drawn) by his bed.
Split into simpler sentences: Eight days after the celebrations, the couple traveled to Florence to meet Eleanor's father Grand Duke Francesco and her stepmother Bianca Cappello. At this point Vincenzo kept a portrait of Eleanor by his bed.