“We are running the risk that all this will be buried, and this history lost.” Mexico’s ambitious Maya Train project is supposed to bring development to the Yucatan Peninsula. But one controversial stretch cuts a more than 68-mile swath through the jungle, threatening some of the most complex and fragile cave systems in the world and dividing communities it was meant to help. bit.ly/3wmQ49U | AP

Mexico has only one passenger train, known as El Chepe. The line is a remarkable feat of engineering, which weaves over 600km through terrain as difficult as it is spectac | Financial Times