Lotte World Mall is a large shopping and entertainment complex located in Seoul, South Korea. Opened in 2014, it features a variety of retail stores, restaurants, and attractions, making it a popular destination for both locals and tourists. The mall is part of the larger Lotte World theme park complex, which includes an indoor amusement park and an aquarium. The mall stands at 123 stories tall, making it one of the tallest buildings in the world. It offers stunning views of the city from its observation deck, known as Seoul Sky. Visitors can enjoy shopping, dining, and entertainment all in one place, making it a vibrant hub of activity.