Introduction to the Ancient Coast Relics Museum: The Gulin Ancient Coast Relics Museum is located on the second shell embankment. It is the first ancient coastal shell relics museum in China. The museum is built on a well-preserved section of ancient coastal ruins dating back about 2,600 years ago, and each fault can be clearly seen. The museum has collected more than 500 species of 5 major categories of shellfish and more than 3,600 rare shells in the world. Among them, the "Tridacna clam", known as the "treasure of the museum", weighs 258 kilograms, is 96 centimeters long, has a history of 600 years, and belongs to the museum. Protection of animals at the national level. People can also learn about the evolution of ancient coastal geological structures and changes through slides, and witness the vicissitudes of Tianjin's history.