Tetra Images/Getty Images The COVID-19 pandemic exposed cracks in infrastructure, mobility challenges, and a digital divide. These US cities will remain resilient due to investing in things like sustainable technology and innovation. As a result, places like Raleigh-Durham, Denver, and Atlanta are some of the fastest-growing cities. If city leaders across the country learned anything from the past year, it's the value of resilience. The COVID-19 pandemic exposed cracks in infrastructure, posed mobility challenges, and revealed a digital divide. The places that have fared the best are the ones that have been investing in the future, specifically in areas like digital transformation, manufacturing, sustainability, infrastructure, and innovation.