Of course, there are a lot more links to the places/businesses mentioned.
I only quote those that gave me a permission to do so.
Thank you very much to everyone who contributed.
I am sure you will find all further information via your search engine.
If you discover any broken links please let me know...
Information about the Royal Mile and Grassmarket
The Real Mary King's Close
Visit underground Edinburgh with The Real Mary King's Close
The Scotch Whisky Experience
Find out all about Scotch whisky
Edinburgh New Town
Edinburgh Old and New Town
Royal Botanic Garden Edinburgh
Official website of the Royal Botanic Garden Edinburgh
Edinburgh Castle homepage