Secret BelfastDiscover how the city stood up against the evils of the slave trade, admire its stunning art deco facades, unearth beautiful stained glass windows by an accomplished yet little known female artist, take to the windy coastal paths just out of town and peak into caves where smugglers once hid their loot, visit the humble cottage of an American president, uncover the mysteries of Bronze Age burial grounds and Stone Age forts, squeeze down a secret