When Cooper enters the black hole, he finds himself in a "Tesseract," a three-dimensional representation of a five-dimensional space.

: One hour on this planet equals seven years on Earth, a concept visually emphasized by the ticking soundtrack. 4. The Endurance and Docking Scene

: Some single frames of the black hole took up to 100 hours to render due to the complexity of the light-bending physics. 2. The Tesseract (4th/5th Dimension)