great sand dunes national park, sand

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Dunes at sunset along the southern edge of the dune field

Dunes at sunset along the southern edge of the dune field

Dunes at sunset along the southern edge of the dune field in Great Sand Dunes National Park

Mikayla Thomas, GIP intern - Public Domain image, National Parks Gallery

Mikayla Thomas, GIP intern - Public Domain image, National Parks Galle...

Mikayla Thomas, GIP intern at Great Sand Dunes National Park and Preserve, Colorado.

Great Sand Dunes National Park & Preserve

Great Sand Dunes National Park & Preserve

Star Dune Public domain photograph by National Parks Administration, nature conservation, tourism, free to use, no copyright restrictions image - Picryl description

Dune ripples, Great Sand Dunes National Park and Preserve, 2015.

Dune ripples, Great Sand Dunes National Park and Preserve, 2015.

Public domain photograph by National Parks Administration, nature conservation, tourism, free to use, no copyright restrictions image - Picryl description

Footprints at Great Sand Dunes National Park & Preserve, one of America's newest national parks to be established (in 2004), in the San Luis Valley at the base of the Sangre de Cristo Range. The dunes, the tallest in North America, were formed from sand and soil deposits of the Rio Grande River and its tributaries, flowing through the valley

Footprints at Great Sand Dunes National Park & Preserve, one of Americ...

Title, date and keywords based on information provided by the photographer. Gift; Carol M. Highsmith Photography, Inc.; 2017; (DLC/PP-2002:038-13). Forms part of: Gates Frontiers Fund Colorado Collection within... More

A portion of Great Sand Dunes National Park & Preserve, one of America's newest national parks to be established (in 2004), in the San Luis Valley at the base of the Sangre de Cristo Range. The dunes, the tallest in North America,were formed from sand and soil deposits of the Rio Grande River and its tributaries, flowing through the valley

A portion of Great Sand Dunes National Park & Preserve, one of America...

Title, date and keywords based on information provided by the photographer. Gift; Carol M. Highsmith Photography, Inc.; 2017; (DLC/PP-2002:038-13). Forms part of: Gates Frontiers Fund Colorado Collection within... More

Great Sand Dunes National Park & Preserve, one of America's newest national parks to be established (in 2004), in the San Luis Valley at the base of the Sangre de Cristo Range. The dunes, the tallest in North America, were formed from sand and soil deposits of the Rio Grande River and its tributaries, flowing through the valley

Great Sand Dunes National Park & Preserve, one of America's newest nat...

Title, date and keywords based on information provided by the photographer. Gift; Carol M. Highsmith Photography, Inc.; 2017; (DLC/PP-2002:038-13). Forms part of: Gates Frontiers Fund Colorado Collection within... More

Distant view of Great Sand Dunes National Park & Preserve (the brownish hills of sand below the Sangre de Cristo Mountain Range) in south-central Colorado's Alamosa County

Distant view of Great Sand Dunes National Park & Preserve (the brownis...

Title, date and keywords based on information provided by the photographer. Gift; Carol M. Highsmith Photography, Inc.; 2017; (DLC/PP-2002:038-13). Forms part of: Gates Frontiers Fund Colorado Collection within... More

Great Sand Dunes National Park & Preserve, one of America's newest national parks to be established (in 2004), in the San Luis Valley at the base of the Sangre de Cristo Range. The dunes, the tallest in North America, were formed from sand and soil deposits of the Rio Grande River and its tributaries, flowing through the valley

Great Sand Dunes National Park & Preserve, one of America's newest nat...

Title, date and keywords based on information provided by the photographer. Gift; Carol M. Highsmith Photography, Inc.; 2017; (DLC/PP-2002:038-13). Forms part of: Gates Frontiers Fund Colorado Collection within... More

View from right on top of the tallest dune in North America at Great Sand Dunes National Park & Preserve, in the San Luis Valley near Alamosa, Colorado

View from right on top of the tallest dune in North America at Great S...

Title, date and keywords based on information provided by the photographer. Gift; Carol M. Highsmith Photography, Inc.; 2017; (DLC/PP-2002:038-13). Forms part of: Gates Frontiers Fund Colorado Collection within... More

Great Sand Dunes National Park & Preserve, one of America's newest national parks to be established (in 2004), in the San Luis Valley at the base of the Sangre de Cristo Range. The dunes, the tallest in North America, were formed from sand and soil deposits of the Rio Grande River and its tributaries, flowing through the valley

Great Sand Dunes National Park & Preserve, one of America's newest nat...

Title, date and keywords based on information provided by the photographer. Gift; Carol M. Highsmith Photography, Inc.; 2017; (DLC/PP-2002:038-13). Forms part of: Gates Frontiers Fund Colorado Collection within... More

Great Sand Dunes National Park & Preserve, one of America's newest national parks to be established (in 2004), in the San Luis Valley at the base of the Sangre de Cristo Range. The dunes, the tallest in North America, were formed from sand and soil deposits of the Rio Grande River and its tributaries, flowing through the valley

Great Sand Dunes National Park & Preserve, one of America's newest nat...

Title, date and keywords based on information provided by the photographer. Gift; Carol M. Highsmith Photography, Inc.; 2017; (DLC/PP-2002:038-13). Forms part of: Gates Frontiers Fund Colorado Collection within... More

View from right on top of the tallest dune in North America at Great Sand Dunes National Park & Preserve, in the San Luis Valley near Alamosa, Colorado

View from right on top of the tallest dune in North America at Great S...

Title, date and keywords based on information provided by the photographer. Gift; Carol M. Highsmith Photography, Inc.; 2017; (DLC/PP-2002:038-13). Forms part of: Gates Frontiers Fund Colorado Collection within... More

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Visitors at the dunes Public domain photograph of a desert, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

A landscape view of the dunes and the mountains Public domain photograph of mountain range, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Visitors at the dunes Public domain photograph of a desert, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Visitors on the dunes Public domain photograph of a desert, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Visitors walk up the dunes Public domain photograph by National Parks Administration, nature conservation, tourism, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Walking across the dunes Public domain photograph of a desert, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Walking in the dunes Public domain photograph of a desert, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

A landscape view of the Great Sand Dunes. Public domain photograph of a desert, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

A landscape view of the dunes

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Visitors on the sand dunes Public domain photograph of a desert, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Walking across the dunes Public domain photograph of a desert, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Visitors play on the dunes Public domain photograph of a desert, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

A landscape view of the dunes

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Walking in Great Sand Dunes Public domain photograph of a desert, free to use, no copyright restrictions image - Picryl description

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Close up photo of a footprint in the sand

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Landscape view of the dunes and Sangre de Cristo Mountains Picryl description: Public domain photograph of National Park, nature, free to use, no copyright restrictions image.

Great Sand Dunes - National Parks Gallery

Great Sand Dunes - National Parks Gallery

Close up photo of some boot prints in the sand Public domain photograph of a desert, free to use, no copyright restrictions image - Picryl description

HFCA 1607_People Volume 2_363.jpg

HFCA 1607_People Volume 2_363.jpg

NPS employees digging in the sand in Great Sand Dunes National Park and Preserve.

HFCA 1607_People Volume 2_364.jpg

HFCA 1607_People Volume 2_364.jpg

NPS employees digging in the sand in Great Sand Dunes National Park and Preserve.