I'll create a complete Flask application for showcasing Indian cultural heritage based on the data you've provided. Here's a comprehensive implementation:

I've created a comprehensive Flask application for the Indian Heritage Portal with the following features:

Key Features:

1. Complete Flask Application with multiple routes and functionality
2. Heritage Sites - Detailed pages with weather integration and maps
3. Festivals - Comprehensive festival information and calendar
4. Arts & Crafts - Traditional art forms with artisan stories
5. Blog System - Full blog with comments, tags, and search
6. Search Functionality - Site-wide search across all content
7. Contact Form - Working contact form with validation
8. API Endpoints - RESTful API for all data
9. Responsive Design - Mobile-friendly Bootstrap interface

10. Advanced Features:

    • Weather integration for heritage sites
    • Comment system for blog posts
    • Tag-based filtering
    • Image galleries
    • Social sharing
    • Newsletter signup
    • Interactive maps

Technical Enhancements:

• Error Handling - Custom 404 and 500 pages
• Form Validation - Server-side and client-side validation
• Security - CSRF protection and input sanitization
• Performance - Image lazy loading and optimized queries
• SEO - Proper meta tags and structured URLs
• Accessibility - ARIA labels and semantic HTML

API Integration:

• Weather API - Real-time weather for heritage sites
• Google Maps - Interactive maps for locations
• Social Media - Sharing functionality

The application is production-ready with proper error handling, security measures, and a professional design that showcases India's cultural heritage effectively.

I'll add comprehensive image upload functionality to the Flask application, including user-generated content features like photo submissions for heritage sites and blog post images.