"underwater city" containing the tag

The Mysterious Island
95 min 1929

The Mysterious Island

Adventure Movie
Captain Nemo and the Underwater City
105 min 1969

Captain Nemo and the Underwater City

Adventure Movie
City Beneath the Sea
93 min 1971

City Beneath the Sea

Science Fiction Movie
The Little Mermaid II: Return to the Sea
75 min 2000

The Little Mermaid II: Return to the Sea

Animation Movie