Said to have been established in the year 1396 when Naong Hyegeun—a royal consultant to the Goryeo Dynasty—dreamt that a sea god promised peace and prosperity in exchange for the construction of Haedong Yonggungsa. Built on a precipice with a mountain at its back and the sun and sea at its front, this temple is one of the few seaside temples in Korea. As you enter the temple grounds, you’ll walk past a dozen or so vendors dishing up delectable street foods (meats, breads, and hotteok in season and ice cream…