![Tourist attraction in Santa Cruz del Islote where visitors can swim with a shark.](https://imagenes.elpais.com/resizer/v2/FTZOW47RQREGTOP455H4NKE65U.jpg?auth=7e212d3abbda7c5c2e818cf62f13e9f346d38c0e3b62ef40de8b12636c8fe7ad&width=414&height=233&focal=1635%2C1104)
Protecting the world’s most densely populated island from mass tourism
Tourism is vital for Santa Cruz del Islote, a tiny island in the Colombian Caribbean, but it also poses an existential environmental challenge
Tourism is vital for Santa Cruz del Islote, a tiny island in the Colombian Caribbean, but it also poses an existential environmental challenge