How did the Taj Mahal combine Indian, Islamic, and Persian architectural elements?

The Taj Mahal is considered the finest example of Mughal architecture, representing a sophisticated synthesis of Indian, Persian, and Islamic design traditions.1

The structure combines these influences through several key architectural and decorative elements:

• Persian Influence: The complex layout is centered on the Charbagh, a garden divided into four quarters by watercourses, which reflects the Persian concept of paradise. The use of the double dome and the recessed archway are also characteristic devices of this style.213
• Islamic Tradition: The monument features extensive use of Arabic calligraphy to inscribe verses from the Qur'an across its surfaces, a central practice in Islamic art. The inclusion of a mosque and the overall focus on symmetry and formal planning are also hallmarks of Islamic architectural practice.14
• Indian Elements: The integration of local building traditions is evident in the use of chhattris (cupola-like structures) and the incorporation of intricate marble filigree screens. The construction utilized a diverse workforce of craftsmen from India, Persia, and beyond, blending these regional techniques into a unified, harmonious entity.21

This amalgamation is further enhanced by the use of pietra dura—the inlay of semiprecious stones—which serves to decorate the white marble facade with geometric and floral patterns.21