Iglesia de la Merced in Antigua Guatemala is a stunning example of Guatemalan Baroque architecture, famous for its intricate stucco facade and the distinctive yellow color. The church is generally accessible, though some areas might have limited access for visitors with mobility issues. Exploring the church is manageable solo, allowing for a personal experience, but a guided tour can provide deeper historical and architectural insights. There are no significant seasonal restrictions, though the rainy season (May-October) might affect outdoor exploration. A visit typically lasts 1-2 hours, and the entrance fee is minimal, usually a few US dollars. Consider visiting early in the morning or late afternoon to avoid crowds and capture the best light for photography.