Saint John's Cathedral, a prominent Anglican church, is a must-see in Antigua and Barbuda, offering a glimpse into the island's colonial past and architectural heritage. The cathedral is generally accessible, though some areas might present challenges for those with mobility issues. A visit can be easily undertaken solo, allowing for a self-paced exploration of the site and its history. Guided tours may offer deeper insights into the cathedral's design and significance. The cathedral is typically open year-round, but it's advisable to check for service schedules or special events that may affect visiting hours. A visit typically lasts 1-2 hours and is free, although donations are appreciated. Keep in mind that modest attire is recommended when visiting.