Yucatan, Mexico
Scientists studying the crater caused by a meteorite impact 66 million years ago have come to a sweeping conclusion: it happened exactly over a section of the 13% of the Earth's surface susceptible to such devastation. It is a threshold zone on the Mexican Yucatan peninsula that a whim of the evolution of species allowed us to visit.
Around the capital Merida, for every old hacienda henequenera there's at least one cenote. As happened with the semi-recovered Hacienda Mucuyché, together, they form some of the most sublime places in southeastern Mexico.