This video captures an indoor scene at a modern marine park or oceanarium in Moscow, Russia. The setting features a large pool of blue water, surrounded by elaborate, futuristic-looking architecture in white and grey, resembling organic shapes or ice caves. The ceiling above the pool is illuminated with projected lights, creating a starry or patterned effect. In the foreground, a transparent, cylindrical underwater viewing tunnel is prominently visible, through which an orca (killer whale) can be seen swimming from left to right. Simultaneously, another orca is active in the main pool, powerfully splashing its tail, which creates a large spray of water and a luminous effect under the blue and purple lighting. The lighting throughout the facility is predominantly blue and purple, creating an atmospheric and immersive experience, suggesting an evening setting or a specially designed mood. There is no visible text in the video.