India possesses one of the world’s richest repositories of tangible cultural heritage, encompassing monuments, archaeological sites, and antiquities that span from prehistoric settlements to the colonial period. This vast legacy reflects the country’s diverse historical, artistic, architectural, and cultural traditions. However, documentation of this heritage has historically remained fragmented across institutions such as the Archaeological Survey of India (ASI), State Archaeology Departments, museums, and the Indian National Trust for Art and Cultural Heritage (INTACH). The absence of a centralized and standardized database has posed significant challenges for research, conservation planning, policy formulation, and heritage management. “Preserving the Past: A Unified Digital Database for India’s Heritage” examines the need for an integrated and systematic documentation framework to safeguard the nation’s cultural assets. In response to these challenges, the National Mission on Monuments and Antiquities (NMMA) was established to create a comprehensive national inventory of built heritage, sites, and antiquities. By developing standardized recording formats, implementing digitization processes, and conducting training and capacity-building programs, NMMA aims to bridge institutional gaps and ensure uniformity in heritage documentation across the country. The initiative not only facilitates academic research and informed conservation strategies but also strengthens legal protection and public awareness. A unified digital repository enhances accessibility, transparency, and collaboration among stakeholders, including government agencies, scholars, and local communities. Furthermore, digitization serves as a preventive conservation measure by creating permanent records that can assist in restoration efforts and disaster management. By consolidating scattered records into a structured national database, NMMA represents a critical step toward sustainable heritage preservation. The mission underscores the importance of technology-driven documentation in safeguarding India’s tangible cultural legacy for future generations while promoting responsible stewardship in an increasingly digital era.