Stretching across immense landscapes and towering above their surroundings, the Colosseum, the Great Wall of China, and Malbork Castle are borne of blood, sweat, and revolutionary engineering.

From the Pantheon, to Mont Saint-Michel, and an enduring Roman gate that evolved into a medieval church, the exploration of history's most sacred spaces uncovers how ancient builders channeled faith and ingenuity into architectural marvels.

Angkor Wat is built as a stone replica of the universe, while the ancient Mayan pyramid El Castillo marks a sacred axis connecting earth and sky. In the hills of Ireland, the Newgrange harnesses the transformative power of the solstice sun.

In Sri Lanka, a fortress rises majestically from volcanic ashes. Mysterious stone heads dot a remote island in the Pacific. In India, an intricate Hindu temple emerges as one of the most astounding examples of rock-cut architecture in the world.

Stretching across immense landscapes and towering above their surroundings, the Colosseum, the Great Wall of China, and Malbork Castle are borne of blood, sweat, and revolutionary engineering.

Stretching across immense landscapes and towering above their surroundings, the Colosseum, the Great Wall of China, and Malbork Castle are borne of blood, sweat, and revolutionary engineering.