Video - Top 25 Must-Visit Cities: Rome, Athens, Bangkok, Barcelona, Lisbon!

Number 25. Rome, Italy Rome, the capital of Italy, is known for its ancient history and stunning architecture. Key attractions include the Colosseum, Vatican City, and the Trevi Fountain. Number 24. Athens, Greece Athens, the capital of Greece, is famous for its ancient landmarks. Must-see sites include the Acropolis, the Parthenon, and the Ancient Agora. Number 23. Bangkok, Thailand Bangkok, Thailand's capital, is renowned for its vibrant street life and cultural landmarks. Key attractions include the Grand Palace, Wat Arun, and the Chatuchak Weekend Market. Number 22. Barcelona, Spain Barcelona is known for its unique architecture, vibrant culture, and beautiful beaches. Highlights include La Sagrada Familia, Park Güell, and Las Ramblas. Number 21. Lisbon, Portugal Lisbon, the capital of Portugal, is known for its historic neighborhoods and scenic views. Key attractions include Belem Tower, Jeronimos Monastery, and the Alfama district.