The clear blue sea and beaches of Jeju Island. Gwakji Beach.

Aerial view of a picturesque beach with crystal-clear turquoise water and a bustling shoreline dotted with beach umbrellas. People stroll along the white sand as cars traverse the adjacent road. The cityscape is a backdrop to the tranquil beach scene. The sunny daytime shot conveys a sense of vibrant energy and relaxation, ideal for travel-related content.