From the Firth of Forth, a UNESCO site, to the Royal Mile, Edinburgh is steeped in history. Edinburgh Castle. The Royal Botanic Gardens. The UNESCO site of Old Town. The wonders of Edinburgh are never ending. From one of Europe’s best-preserved castles to the world’s longest herbaceous border, a riot of color and culture pervades. In this city as old as Scotland itself, you’ll find the perfect blend of historic tradition and natural beauty.