We've Never Seen the Queen Smile Like This! See Her Chemistry with Meghan Markle in Action
They then joyfully headed to Mersey Gateway Bridge to meet with architects, planners and community representatives.
The monarch glowed in a lime green suit dress by Stewart Parvin and a matching hat by Rachel Trevor Morgan.
The Queen was giddy while watching an act by local school children in Cheshire.
Meghan and the Queen exchanged laughs.
She and Meghan then headed to Storyhouse in Chester, where they toured the children's library. But first, the jubliant Queen gave her signature royal wave!