Seoul Sky is an observation deck located on the 123rd floor of the Lotte World Tower, the tallest building in South Korea. Standing at 500 meters above ground, it offers breathtaking panoramic views of Seoul and its surrounding areas. Visitors can enjoy a unique experience, including a glass-floored section that allows them to look straight down to the ground below. The deck features various amenities, including a café and interactive exhibits that educate guests about the city’s history and culture. Seoul Sky is a popular destination for both tourists and locals, providing a stunning vantage point to appreciate the vibrant cityscape.