Logical suggestion. First, let's explore the world thoroughly, there are many parts of the world that have not yet been explored. Then let's start thinking about exploring Mars. Also, it is expensive to explore Mars now. It may be appropriate to explore it 1000 years later.
Indeed, Antarctica is quite suitable for exploration.
RE: Forget Mars, Let's Chill: Why Building Igloos in Antarctica Beats Red Dust and Rover Repairs