The city and the mountains on the shore of the bayThe city and the mountains on the shore of the bay
A tropical resort with a swimming pool on the background of the oceanA tropical resort with a swimming pool on the background of the ocean
Lighthouse on the edge of an island surrounded by the seaLighthouse on the edge of an island surrounded by the sea
Часть океана — большое водное пространство с горько-солёной водой. Большое количество чего-н. ( высок. ).