With his late-Romantic, bombastic sound, Mahler is a composer known for his ability to write for huge instrumental forces. He's also known for being uniquely able to build those forces up to key musical moments, shape a denouement that is never sudden, and allow a contemplation that washes over listeners in an often profound manner...
https://www.thewholenote.com/index.php/other-media/blog/26755-translating-a-symphony-david-briggs-organ-and-mahler-s-symphony-no-2