Cinematic close-up dolly shot of the ocean floor through a submarine porthole off the coast of Hawai'i

submarine ocean floor hawaii porthole submersible atlantis submarine ocean bottom big island of hawaii submersible experience educational marine tour adventurous under the sea underwater life coral formations eerie underwater world eeriness peaceful anchor undersea tour quietness deep blue underwater adventure submarine dive coral reef submerged shipwreck sunken ship sunken shipwreck ocean recreation big island school of fish undersea exploration kailuakona submarine tour underwater sightseeing aquatic adventure marine life open ocean nature marine activity hawaiian islands travel dolly shot 30 fps cinematic shot 4k hdr closeup shot