File:NPS great-sand-dunes-geologic-map.jpg
Size of this preview: 511 × 599 pixels. Other resolutions: 205 × 240 pixels | 409 × 480 pixels | 655 × 768 pixels | 873 × 1,024 pixels | 1,747 × 2,048 pixels | 2,596 × 3,044 pixels.
Original file (2,596 × 3,044 pixels, file size: 1.21 MB, MIME type: image/jpeg)