February 29, 2024 Keshav Arya Places Check An Inn | Lotte Hotel Signiel Seoul February 29, 2024 Keshav Arya Places Harboured within the Lotte World Tower, a landmark multi-use skyscraper, also the tallest tower in Seoul, Signiel Seoul starts from the 76th floor up to the 101st floor, offering breathtaking panoramic views of the city.