The best five historical sites to visit are the Colosseum in Rome, the Great Wall of China, the Taj Mahal in India, the Acropolis of Athens, and the Angkor Wat temple complex in Cambodia. The Colosseum is an iconic Roman amphitheater with a rich history and is one of the most popular tourist attractions in Rome. The Great Wall of China is a must-see for anyone visiting the country, as it is the longest man-made structure in the world and a symbol of Chinese culture. The Taj Mahal is one of the most beautiful buildings in the world and is an important symbol of India. The Acropolis of Athens is an ancient citadel built in the 5th century BC and is home to many renowned structures such as the Parthenon. Finally, the Angkor Wat temple complex is a sprawling site in Cambodia that consists of many ancient temples and is a UNESCO World Heritage Site.