Gulf of Trieste Gulf of Trieste The Gulf of Trieste (, , , ) is a very shallow bay of the Adriatic Sea, in the extreme northern part of the Adriatic Sea. It is part of the Gulf of Venice and is shared by Italy, Slovenia and Croatia. It is closed to the south by the peninsula of Istria, the largest peninsula in the Adriatic Sea, shared between Croatia and Slovenia. The entire Slovenian sea is part of the Gulf of Trieste. The gulf is limited by an imaginary line connecting the Punta Tagliamento on the Italian and Savudrija ("Punta Salvore") on the
Gulf of Thailand Gulf of Thailand The Gulf of Thailand, also known as the Gulf of Siam, is a shallow inlet in the western part of the South China Sea, a marginal body of water in the western Pacific Ocean. The gulf is around 800 km (497 mi) long and up to 560 km (348 mi) wide, has a surface area of 320,000 km (123,553 sq mi) and is surrounded on the north, west and southwest by Thailand, on the northeast by Cambodia and Vietnam. The South China Sea is to the southeast. The modern Thai name of the gulf is "Ao Thai"