PALAWAN — Located just a short boat ride from the bustling town of Coron, Siete Pecados—the "Seven Sins"—is widely recognized as the premier snorkeling destination in the Calamian archipelago. This marine park, named after a local legend about seven sisters, consists of seven distinct limestone islets surrounded by vibrant, thriving coral gardens. It is a breathtaking underwater playground that offers one of the most accessible and concentrated displays of marine biodiversity in the Philippines, making it an essential stop for any traveler hoping to witness the true wonders of Palawan’s crystal clear waters.
An Underwater Masterpiece of Coral and Marine Life
The true magic of Siete Pecados begins the moment you submerge your mask. The shallow reefs surrounding the islets are protected, allowing the coral formations to grow in dense, colorful patches that provide shelter for thousands of species of tropical fish. Snorkelers are frequently greeted by schools of vibrant fusiliers, playful sergeant majors, and occasionally the gentle presence of sea turtles. Because the area is strictly managed and protected from fishing, the marine life here is exceptionally bold and accustomed to human presence, offering a rare opportunity for photographers and nature enthusiasts to observe a healthy, flourishing ecosystem up close.
A Must-Visit Highlight for Every Palawan Explorer
Visiting Siete Pecados is a highlight of almost every island hopping itinerary in Coron, and for good reason. The park is perfectly situated along the route to other iconic sites, making it an effortless addition to a day of island discovery. To fully appreciate the site, it is recommended to visit during the mid morning or early afternoon when the sun penetrates the water column, illuminating the coral gardens in brilliant shades of turquoise and neon. Whether you are a first time snorkeler or a seasoned free diver, the calm, protected currents and the sheer density of life at Siete Pecados guarantee an immersive experience that will remain a standout memory of your Palawan adventure.

