Lotte World Tower

Lotte World Tower is a supertall mixed-use skyscraper in the Songpa district of Seoul, South Korea, completed in 2016 and rising to 555 metres with 123 floors. It is the country’s tallest building and a prominent component of the Lotte World complex.

The tower contains offices, luxury hotel accommodation, residences, retail space and an observation deck called Seoul Sky, which is placed near the top floors and provides panoramic views of the city. Visitors access the observation deck via high-speed elevators and the tower is part of a larger entertainment and retail precinct.

Construction began in the early 2010s and the building was completed and opened for public use in 2016, becoming a landmark of modern Seoul and a focal point for tourism and business. The tower’s engineering and mixed-use programme reflect contemporary high-rise development trends in major Asian cities.

Located in southern Seoul near the Lotte World amusement complex and Seokchon Lake, the tower is served by subway and road links and sits within a dense commercial district in the Songpa district.

• Height and use: With a roof height of 555 metres and 123 floors, it is the tallest building in South Korea and contains offices, residences, a hotel and an observation deck.
• Visitor access: The observation deck provides views across Seoul and is served by high-speed elevators; visit slots are commonly ticketed and can be busy on clear weekends.

What to See #

• Seoul Sky (observation deck): An observation deck known as Seoul Sky occupies the upper floors and offers panoramic city views from about 500 metres above ground level.
• Signiel Seoul (hotel): Signiel Seoul is a luxury hotel and serviced residences within the tower offering guest rooms and dining, positioned among the upper floors.
• Lotte World Mall (adjacent): The tower adjoins Lotte World Mall and integrates retail, office and leisure facilities as part of a larger mixed-use complex in southern Seoul.