Mood: Mystical | Subject: A solitary, ancient tree standing in the middle of a frozen tundra, its branches heavy with icicles | Timing: Nightfall, under the enchanting glow of the Aurora Borealis | Lens: Wide-angle | Lighting Conditions: The ethereal, shifting light of the Northern Lights casting a spectral glow on the tree and the snow-covered plains | Style: Fusion of stark natural solitude and celestial wonder | Colors: The icy blues and whites of the snow and tree contrasted with the vibrant greens, purples, and blues of the Aurora Borealis | Background: A backdrop of endless, untouched snow under a sky alive with the dancing lights, adding depth and a sense of mystical expanse | Perspective: Ground-level, capturing the towering stature of the tree against the illuminated sky | Focal Point: The ancient tree, its icy form creating a striking focal point and sense of depth | Space: Expansive, emphasizing the grand scale of the tundra and the majestic allure of the landscape | Pattern/Texture: The smooth, untouched snow contrasted with the rough, icy texture of the tree | Element defining the scale: A fallen, snow-covered branch near the tree, its size providing a sense of the scene's grand scale | Depth of Field: Deep, focusing sharply on the tree while subtly blending into the snow-covered tundra and aurora-filled sky | Feeling: Awe-inspiring and mystical | Contrast elements: The mystical scene of a solitary tree under the Aurora Borealis, its stark natural solitude and celestial wonder enhanced by the ethereal Northern Lights and contrasting textures, set against the backdrop of a vast, snow-covered tundra under a sky ablaze with color.