Blue Signal
As you travel, the satellite that monitors your pulse mistakes a telephone book for an ocean. It's late, they'll be gone by the time you arrive, but the voice on the radio keeps your mind occupied with a story about cities and sand.
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SphereFilm, 1998Rated 6.1 on TMDB
A spacecraft is discovered at the bottom of the Pacific Ocean, presumed to be at least 300 years old and of alien origin. A crack team of scientists and experts is assembled and taken to the ocean floor to investigate. However, the ship is not as it seems and when a giant perfect sphere is discovered in the cargo bay, things begin to fall apart.
