The Doric style is one of the three main orders of ancient Greek architecture, known for its simplicity and use of post and lintel construction.

The Great Pyramid of Giza, also known as the Pyramid of Khufu, is the largest and most famous pyramid in Egypt, built as a tomb for Pharaoh Khufu.

The Pantheon in Rome is a remarkable example of Roman architecture, featuring a large dome and a circular interior, showcasing their mastery of arch and dome construction.

The Ziggurat of Ur, located in modern-day Iraq, is one of the best-preserved ziggurats and a significant example of ancient Mesopotamian architecture.

The Forbidden City in Beijing, China, is a vast palace complex built during the Ming dynasty, showcasing traditional Chinese architecture with its timber-frame construction and curved roofs.

The Khajuraho Temples in Madhya Pradesh, India, are renowned for their intricate carvings and sculptures, showcasing the artistry and craftsmanship of ancient Indian architecture.

Chichen Itza in Mexico is one of the most famous Mayan cities, known for its iconic pyramid, El Castillo, and its advanced astronomical knowledge, including the development of the Mayan calendar.

Machu Picchu in Peru is an iconic Inca city, famous for its well-preserved ruins, agricultural terraces, and stunning mountain setting, showcasing the ingenuity and engineering skills of the ancient Incas.

The Doric order is the oldest and simplest of the three Greek orders, featuring fluted columns with plain capitals and a sturdy appearance.

The Pont du Gard in France is an iconic Roman aqueduct, renowned for its impressive three-tiered structure and its role in supplying water to the city of Nîmes.

The Book of the Dead is an ancient Egyptian funerary text, containing spells, hymns, and prayers to guide the deceased through the afterlife.

Feng shui is an ancient Chinese practice that aims to create harmony between humans and their surroundings by balancing the flow of qi, or energy, in a space.

The Theater of Dionysus in Athens is an ancient Greek theater, considered the birthplace of theater as we know it today, where plays by renowned playwrights like Sophocles, Euripides, and Aristophanes were performed.

Opus caementicium, also known as Roman concrete, was made primarily using volcanic ash, which gave it strength and durability, allowing the Romans to construct impressive structures like the Colosseum and the Pantheon.

Mayan hieroglyphs were primarily used to record historical events, including the reigns of kings, wars, and alliances, as well as religious and ceremonial rituals.