CAS annual meeting t-shirt design

This is what a business in United States was looking for in their t-shirt design

We will be giving participants in this event a free t-shirt. Our design on the front (still deciding between full front and smaller pocket size design) and logos on sponsors on the back. We have the back. We need the front. This is a conference for approximately 1,000 property and casualty/general insurance actuaries. It's taking place in November in Minneapolis, MN, USA. Here is the event microsite. We are using parts of the design on that site on our marketing so would like to include where it make sense. https://annual.casact.org/. The name of the event is "2022 CAS Annual Meeting" The back will be Navy with the logos. We are asking for help with the front. I uploaded a few ideas, but we are looking for new ideas.

Another idea: we could use our design from the microsite in the shape of the Minneapolis skyline (or the famous bridge, etc.) Included stock samples of the city skyline. Read more