Bengal architecture is a unique fusion of various architectural styles that have evolved over centuries in the Bengal region, which includes parts of India, Bangladesh, and Myanmar. It is a blend of Hindu, Buddhist, and Islamic influences, creating a diverse and rich architectural landscape.

The most distinctive feature of Bengal architecture is the use of terracotta, a type of fired clay, in both religious and secular buildings. This is evident in the intricately designed terracotta temples, palaces, and mansions, which showcase exquisite detailing and craftsmanship.

Another prominent element of Bengal architecture is the emphasis on open spaces, natural light, and ventilation, making the buildings suitable for the region's hot and humid climate.

The architectural style also reflects the social and cultural influences of the time, with various motifs and designs depicting religious and mythological stories, as well as everyday life.

From the ancient structures of the Pala and Sena dynasties to the grand Mughal monuments, Bengal architecture has evolved and adapted to various rulers and influences, making it a unique and important part of the region's cultural heritage.