Glen Finglas, Brig O’ Turk, Trossachs, Stirling, Scotland. Woodland Trust. In the heart of the Trossachs National Park, Glen Finglas’ landscape was carved out by glaciers in the last ice age. The scenery in this part of Scotland is spectacular, encompassing mountains, hills, rivers, and glens. This is the largest estate the Woodland Trust care for. In springtime, visitors can admire bluebells flowering in the ancient woods. For more information, please click here.