Discover Mexico Park is the closest thing on Cozumel to a sure bet for a cruise passenger with a nervous eye on the clock. It sits on the inland side of the Carretera Costera Sur at roughly kilometre 5.5, which puts it about five minutes by taxi from Puerta Maya and the International Pier — closer than any beach club, closer than San Gervasio, closer than anything on the east coast.
The core of it is an outdoor garden of scale models, built at somewhere around knee to waist height, of buildings and sites from all over Mexico. Chichén Itzá and Teotihuacán are there, but so are the ones a visitor to the Caribbean coast will never otherwise see: the colonial hill town of Guanajuato, Monte Albán in Oaxaca, the cathedral on the Zócalo, the Ángel de la Independencia. Walking the loop takes twenty minutes and functions as a map of a country most cruise passengers only ever meet at one pier.
Indoors is the better half, and the one people mention afterwards. The arte popular collection is organised by region — Oaxacan alebrijes, Michoacán lacquerware, Talavera from Puebla, Huichol beadwork, textiles from Chiapas — and it is a genuine collection rather than a shop with labels. There is an orientation film, a chocolate demonstration built around the Maya use of cacao, and a tequila tasting that is also, transparently, a sales floor.
Be clear about what this is not. It is not a beach. The park is on the wrong side of the road for one, and people who book it expecting sand are routinely disappointed. It is also a curated, polished, unmistakably commercial experience — the opposite of San Gervasio, where you stand in actual ruins in actual jungle. What it gives you is ninety minutes to two hours, a short taxi ride from the ship, in a place where nothing can go wrong and a seven-year-old will be entertained.