Since Covid-19 hit, many Americans have been flocking to Mexico to escape lockdown and the pandemic. In fact, Tulum and Cabo were among the top 10 destinations in 2020 for Americans. Experts still say traveling is a high-risk for Covid-19 infection, even with the vaccine rollout, so travelers should be extra careful when heading south of the border and consider booking Mexico hotels offering on-site Covid-19 tests.