Some parts of the world are going to experience dangerous wet bulb temperatures (https://en.m.wikipedia.org/wiki/Wet-bulb_temperature) as we continue to heat.

This graphic is an indication where these areas will be. Essentially, at the top end of the heating scale, these places will become uninhabitable as a result of the high temperatures combined with high humidity.

(Image source https://report.ipcc.ch/ar6syr/pdf/IPCC_AR6_SYR_SPM.pdf)