Open-top double-decker bus, city tour, sunny day, clear blue sky, few white clouds, urban landscape, modern skyscrapers, historic buildings, busy streets, tourists taking photos, enthusiastic guide standing at the front of the bus, microphone in hand, gesturing to landmarks, passengers wearing casual summer clothing, sunglasses, hats, holding cameras, joyful expressions, bright vibrant colors, shallow depth of field, slight motion blur, warm lighting.