Awesome Gallery was created to help you create nice looking galleries using images taken from various sources such as posts, attachments, pages, custom post types including WooCommerce, Flickr, Instagram, Facebook, 500px albums, NEXTGEN gallery and even RSS feeds .

1. High-Quality Content: Whether it's physical art or digital images, the quality of the content is paramount. High-resolution images or well-preserved physical pieces are essential.

2. Diverse Collection: A great gallery should feature a diverse collection of artwork, encompassing different styles, eras, and artists. This diversity can cater to a wide range of tastes and preferences.

3. Curation: A well-curated gallery selects and arranges pieces thoughtfully. Curation can help tell a story, create a specific atmosphere, or highlight common themes among the artworks.

4. Interactive Exhibits: In the case of a digital gallery, interactive features can enhance the user experience. This may include zooming in on images, 360-degree views, and virtual reality experiences.

5. Information and Education: Providing information about the artworks, the artists, and the context in which they were created can enhance visitors' understanding and appreciation. This could be through plaques, labels, or digital descriptions.

6. Engaging Exhibitions: Rotating exhibitions or temporary displays keep the gallery fresh and encourage repeat visits. These exhibitions can be themed or feature specific artists.

7. Accessibility: Ensuring that the gallery is accessible to all visitors, including those with disabilities, is crucial. This means physical access for a physical gallery and features like screen readers for a digital one.

8. Innovative Technology: In a digital gallery, innovative technology can be a game-changer. This might include augmented reality, AI-guided tours, or interactive touchscreens.

9. Online Presence: For digital galleries, having a strong online presence with a well-designed website or app can broaden the reach to a global audience.

10. Community Engagement: Hosting events, workshops, and educational programs can help the gallery become a hub for the local or online community. This fosters a sense of belonging and encourages participation.

11. Social Sharing: In the case of a digital gallery, allowing visitors to easily share their favorite pieces or their entire experience on social media can help generate buzz and interest.

12. Sales and E-commerce: If the gallery is selling art, a user-friendly e-commerce platform is essential. This should include options for online purchases and secure payment processing.

13. Mobile Responsiveness: In a digital gallery, ensuring that the website or app is responsive and functional on various devices, including smartphones and tablets, is important.

14. Search and Filter Options: Easy navigation through the gallery's collection is crucial. Features like search bars, filters by artist, era, or style can improve the user experience.

15. User-generated Content: Allowing visitors to contribute their art or reviews can foster a sense of community and participation.

16. Feedback Mechanism: A way for visitors to provide feedback can be valuable for continuous improvement.

17. Security: For both physical and digital galleries, security is paramount. This includes physical security measures in the former and robust cybersecurity in the latter.

18. Sustainability: In the case of physical galleries, adopting sustainable practices can be a selling point. This might include using eco-friendly materials, energy-efficient lighting, and responsible waste management.