In the video, a person is seen building a Lego structure. The structure is made up of various Lego pieces, including bricks and blocks, in different colors and shapes. The person is carefully placing each piece onto the structure, ensuring that they fit together perfectly. The structure appears to be a complex design, with multiple levels and intricate details. The person's hands are visible as they work on the structure, and they seem to be skilled in building with Legos. The video captures the process of building the structure from start to finish, showcasing the person's creativity and attention to detail.