* Edinburgh Castle: The Edinburgh Castle website offers information about the castle's history, guided tours, and events.
* Royal Botanic Garden Edinburgh: The website of the Royal Botanic Garden Edinburgh provides details about the garden's plants, events, and visitor information.
* National Museum of Scotland: The National Museum of Scotland website offers information about the museum's collections, exhibits, and events.
* Visit Edinburgh website: This website provides information on what to see and do in Edinburgh, including attractions, events, and local tips.
* Edinburgh Airport website: The Edinburgh Airport website offers information on flights, transportation options, and airport facilities.
* Rick Steves' Edinburgh guidebook: This popular travel guidebook provides practical advice and recommendations for visiting Edinburgh.
* Rough Guide to Edinburgh: Another reputable travel guidebook with in-depth information about Edinburgh's attractions, history, and culture.
* TripAdvisor forums and reviews: TripAdvisor's forums and reviews can provide valuable insights and tips from fellow travelers who have visited Edinburgh.