From the cruise port and the bay, your walk enters the old town at Plaza San Juan de Dios and its neo-classical Town Hall, then winds through the Barrio del Pópulo past the Roman Theatre before reaching Cádiz Cathedral. Admire the golden-domed "Catedral Nueva," a landmark of Baroque and neo-classical architecture overlooking the Atlantic, as your audio guide shares its story and a quiz.

On the way, pause at Plaza de las Flores and the Central Market, the lively heart of Cádiz. Then reach Torre Tavira, the city's official 18th-century watchtower and highest point, famous for its camera obscura and sweeping views over the old town and the sea. Your audio guide sets the scene with stories and a quiz.

Reach the Oratorio de San Felipe Neri, the oval Baroque church where the first Spanish Constitution was proclaimed in 1812. Your audio guide recounts this pivotal moment in Cádiz's history, with a quiz to test what you've learned.

Continue to the Gran Teatro Falla, Cádiz's striking neo-Mudéjar theatre with its red-brick horseshoe arches, home to the city's famous Carnival competitions. Your audio guide brings its atmosphere to life, followed by a quiz.

Cross the leafy Plaza de Mina to the Museo de Cádiz, home to Phoenician sarcophagi and fine art that trace the city's 3,000-year story. Your audio guide highlights the treasures within, with a quiz to finish.

Finish at Plaza de España, dominated by the grand Monument to the Constitution of 1812. Your audio guide wraps up the tour here with a final story and quiz, right by the waterfront and a short walk back to the port.