The Great Mosque of Kairouan is one of the oldest and most important mosques in the world. It was founded in 670 AD and has been expanded and renovated many times over the centuries. The mosque is a beautiful example of Islamic architecture and is home to a number of important religious relics, including the tomb of Uqba ibn Nafi, the founder of Kairouan.
* Borobudur, Indonesia (8th-9th century)
Borobudur is a massive Buddhist temple complex located in central Java, Indonesia. It is the largest Buddhist temple in the world and is considered one of the most important pilgrimage sites in Buddhism. Borobudur was built in the 8th and 9th centuries and is a UNESCO World Heritage Site.
* Angkor Wat, Cambodia (12th century)
Angkor Wat is a Hindu temple complex located in Cambodia. It is the largest religious monument in the world and is considered one of the most important archaeological sites in Southeast Asia. Angkor Wat was built in the 12th century and is a UNESCO World Heritage Site.
* Machu Picchu, Peru (15th century)
Machu Picchu is an ancient city located in the Andes Mountains of Peru. It was built by the Inca Empire in the 15th century and is one of the most popular tourist destinations in the world. Machu Picchu is a UNESCO World Heritage Site.
* Taj Mahal, India (17th century)
The Taj Mahal is a mausoleum located in Agra, India. It was built by the Mughal emperor Shah Jahan in the 17th century and is considered one of the most beautiful buildings in the world. The Taj Mahal is a UNESCO World Heritage Site.