To the south of Ocho Rios, hidden in the looming mountains, lie pools of crystalline turquoise waters, which beckon to you to take a leap and immerse yourself in promises of a cool and refreshing swim. Blue hole, often called Irie Blue Hole, this attraction is arguably the most visited, undeveloped tourist attraction in Ocho Rios, St. Ann. It easily holds its own against the region’s most noteworthy attractions in the eyes of tourists and locals alike.