Laguna De Opoyo And Las Penitas, Nicaragua
Apoyo Lagoon or Laguna de Apoyo, not far from Granada Nicaragua, was formed 23,000 years ago when a strong volcanic explosion left an enormous hole measuring 6 km in diameter. Apoyo is conical, like an inverted volcano, 200 metres deep at its centre. Over time subterranean waters and rain filled the crater, which is surrounded by lush vegetation. I was able to dive with a local biologist named Lorenzo who showed me four types of fish that exist nowhere else on ...