Scenic shoreline, sightseeing architecture, riverside promenade, daytime, sunny weather, clear blue sky, few white clouds, gentle breeze, tour guide holding a flag, tourists wearing casual clothing and sunglasses, walking, smiling, camera in hand, scenic river views, sailboats and yachts docked, seagulls flying overhead, lush green trees and bushes along the promenade, wooden benches, iron railings, stone pavement, 1-hour tour duration, horizontal composition, warm soft lighting, shallow depth of field.