Yellow Submarine Coffee Tank in Khao Yai, Thailand, is a minimalist café known for its striking dark concrete architecture, blending modern design with the surrounding natural landscape. Opened in 2017, it offers a peaceful environment with both indoor and outdoor seating. Inspired by The Beatles' song, the café serves high-quality coffee, tea, and desserts, using locally sourced ingredients. Its unique aesthetic and serene ambiance make it a popular destination for visitors and photography enthusiasts.