There are jagged rocks and cliffs and many bays and inlets. Many are found on coastal areas in inlets and bays surrounded by hills. The Atlantic coast of Santa Catarina has many beaches, islands, bays, inlets, and lagoons. The Gulf Coast is made of many inlets, bays, and lagoons. There is of coastline marked by numerous bays, straits, and inlets. Within Frobisher Bay itself are a number of bays, inlets and sounds. The southern coast is a labyrinth of fjords, inlets, canals, twisting peninsulas, and islands. The coastline is indented with inlets, capes and peninsulas. Air terminals are the supply air outlets and return or exhaust air inlets. Playa Majahuitas is southwest of Puerto Vallarta with a rugged coastline, numerous inlets and outcroppings. The intake ducts were revised as the inlets were repositioned. Cockpit ventilation is via exterior air inlets. The pond itself has several small inlets and islands. The coast is rough, with high cliffs and small inlets. Coast Guard Auxiliary craft monitored the surrounding inlets.