Final answer:
Antoni Gaudi's architectural ideas were inspired by a mix of Persian, Indian, and Japanese art, the neo-Gothic movement, and nature, leading to his distinctive style known as Catalan Modernism. The Sagrada Familia exemplifies his organic approach using tilted columns for support and integrating bright colors, geometric shapes, and textured materials.
Step-by-step explanation:
The main sources of Antoni Gaudi's architectural ideas were diverse and included art from Persia, India, and Japan, the neo-Gothic movement, and nature. His works were greatly influenced by the English critic John Ruskin, who favored Gothic architecture. His methods involved unconventional techniques, such as not drawing on paper but creating three-dimensional models to work out details. An example of how these sources of inspiration are visible can be seen in one of his most famous designs, La Sagrada Familia in Barcelona. Gaudi's aim was to create a building without the need for external buttresses or internal braces. He used tilted columns to support the vaulted ceilings, reflecting his organic and nature-inspired approach. The result was a blend of geometric shapes, bright colors, and textured materials, epitomizing Catalan Modernism.