{"product_id":"map-of-great-sand-dunes-national-park-colorado-by-usgs-1982-blanca-peak-san-luis-valley-sangre-de-cristo","title":"Map of Great Sand Dunes National Park, Colorado by USGS, 1982 – Blanca Peak, San Luis Valley \u0026 Sangre de Cristo","description":"\u003cp\u003ePublished in 1983 from 1982 mapping, the United States Geological Survey’s “Blanca Peak, Colorado” presents one of the most dramatic landscapes in the southern Rockies at 1:100,000 scale. Centered on the massif of Blanca Peak and extending across the San Luis Valley toward the Great Sand Dunes, the map captures a region where alpine summits, high desert flats, braided waterways, and wind-built dunes converge. Its title evokes the commanding fourteener that dominates the eastern skyline of the valley, while the sheet itself reveals the wider geographic theatre around it: the Sangre de Cristo Mountains rising abruptly from the basin, Medano Creek threading toward the dunes, and roads and survey lines imposing measured order on an elemental terrain.\u003c\/p\u003e\n\u003cp\u003eThe USGS, established in 1879, became the authoritative cartographic voice of the American landscape, and this map belongs to its mature era of precise, field-informed topographical production. Created for scientific, governmental, and recreational use, it reflects the Survey’s ability to translate complex terrain into a clear visual language of contours, colors, symbols, and grids. By the early 1980s, USGS maps were indispensable companions for geologists, land managers, hikers, campers, and local planners alike. Here, contour lines articulate the steep relief of the Sangre de Cristo range, while color coding distinguishes hydrography, vegetation, transport corridors, public lands, and settlement patterns. The result is both a practical navigation tool and a finely organized portrait of Colorado’s high-country geography.\u003c\/p\u003e\n\u003cp\u003eAt the heart of the map’s interest is the landscape now associated with Great Sand Dunes National Park, home to the tallest dunes in North America. The dunes owe their existence to a rare interplay of geology, hydrology, and wind: sand eroded from surrounding mountains and valley deposits is driven toward the Sangre de Cristo foothills, then trapped and reshaped by opposing air currents and seasonal water flow. Medano Creek, one of the area’s most beloved natural features, appears as part of this larger system, its course marking the meeting of mountain drainage and desert sand. The map allows the viewer to understand the dunes not as an isolated wonder, but as part of a dynamic basin-wide process.\u003c\/p\u003e\n\u003cp\u003eThe surrounding named features deepen the map’s sense of place. Blanca Peak, one of Colorado’s sacred and imposing summits, anchors the southern Sangre de Cristo Mountains, while the San Luis Valley spreads westward as a vast intermontane basin shaped by agriculture, water rights, transportation routes, and settlement. The Alamosa River and associated drainages trace lifelines through otherwise arid terrain, linking upland snowmelt to valley ecosystems and human use. Colorado Highway 160, minor roads, trails, and paths provide a record of movement across this challenging country, from regional travel to backcountry access. County boundaries and survey grid lines further reveal the administrative framework laid over a landscape that remains visually and geologically powerful.\u003c\/p\u003e\n\u003cp\u003eAs a historical document, this 1982 map records the region at a moment before later conservation changes, expanded visitor infrastructure, and rising recreational attention transformed public awareness of the dunes and surrounding mountains. It preserves the balance between wilderness, working land, and emerging outdoor tourism in southern Colorado during the late twentieth century. For collectors, its appeal lies in the union of rigorous USGS cartography and an exceptionally evocative subject: a place where snow-fed creeks, desert winds, mountain walls, and immense sand fields meet. The sheet invites close reading, whether following contour intervals up the flanks of Blanca Peak or tracing the roads and waterways that bind the San Luis Valley to the high Sangre de Cristo frontier.\u003c\/p\u003e\n\u003cp\u003eCities, towns and places on this map\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGreat Sand Dunes National Park\u003c\/li\u003e\n\u003cli\u003eBlanca Peak\u003c\/li\u003e\n\u003cli\u003eSan Luis Valley\u003c\/li\u003e\n\u003cli\u003eSangre de Cristo Mountains\u003c\/li\u003e\n\u003cli\u003eAlamosa River\u003c\/li\u003e\n\u003cli\u003eMedano Creek\u003c\/li\u003e\n\u003cli\u003eColorado Highway 160\u003c\/li\u003e\n\u003cli\u003eCounty boundaries and survey grid lines\u003c\/li\u003e\n\u003cli\u003eVarious minor roads, trails, and paths\u003c\/li\u003e\n\u003cli\u003eAdjacent municipalities and land use areas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHistorical context \u0026amp; cartographic details\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduced by the United States Geological Survey (USGS), a major provider of topographical maps since its establishment in 1879\u003c\/li\u003e\n\u003cli\u003eHistorical 1:100,000 topographical map titled \u003cem\u003eBlanca Peak, Colorado\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003eCreated in 1982 with a 1983 imprint\u003c\/li\u003e\n\u003cli\u003eShows Great Sand Dunes National Park and the surrounding area in Colorado\u003c\/li\u003e\n\u003cli\u003eGreat Sand Dunes National Park is home to the tallest sand dunes in North America\u003c\/li\u003e\n\u003cli\u003eDepicts surrounding natural landscapes including mountains, rivers, and valleys\u003c\/li\u003e\n\u003cli\u003eUses color coding to represent different terrain types and elevation variations\u003c\/li\u003e\n\u003cli\u003eDisplays contour lines indicating land elevation and relief\u003c\/li\u003e\n\u003cli\u003eShows mountainous terrain in detail with varying gradients\u003c\/li\u003e\n\u003cli\u003eUseful for outdoor activities such as hiking and camping\u003c\/li\u003e\n\u003cli\u003eRecords an area that has since experienced changes in land use, conservation efforts, recreational activity, ecosystems, and visitor amenities\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eLooking for a particular place?\u003c\/strong\u003e Review the detailed images to confirm that the town, landmark or feature you have in mind appears on the map. If you are unsure, \u003ca target=\"”_blank”\" href=\"\/es\/pages\/contact-us\"\u003eask our workshop to check before you order\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eDetailed maps are especially rewarding at larger sizes, where names, boundaries and decorative features have more room to be appreciated. Use the close-up preview and size guide to choose the right scale for your wall.\u003c\/p\u003e\n\u003cp\u003eThis map looks amazing at sizes all the way up to 50in (125cm). If you are looking for a larger map, please \u003ca href=\"\/es\/pages\/contact-us\"\u003eget in touch\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThe model in the listing images is holding the 36x20in (90x50cm) version of this map.\u003c\/p\u003e\n\u003cp\u003eWhere personalisation is available, you can add a short title or dedication, mark one meaningful place, or request one considered visual detail. \u003ca target=\"”_blank”\" href=\"\/es\/pages\/map-personalisation\"\u003eSee personalised map examples\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eEvery piece is printed to museum-grade archival standards using fade-resistant pigment inks on acid-free matte paper. Choose an unframed map print, framed map or canvas using the finish options above. Framed maps use crystal-clear optical acrylic and arrive ready to hang.\u003c\/p\u003e\n\n\u003cp\u003eWith its rich detail and strong sense of place, this map makes a considered gift for a new home, anniversary, retirement or anyone with a personal connection to the area shown. Still deciding? Explore our collection of \u003ca target=\"”_blank”\" href=\"\/es\/collections\/all-old-vintage-antique-maps\"\u003erare old and vintage maps\u003c\/a\u003e to discover another place, period or style.\u003c\/p\u003e","brand":"The Unique Maps Co.","offers":[{"title":"12x18in (30x45cm) \/ Map","offer_id":68127317229959,"sku":null,"price":86.0,"currency_code":"AUD","in_stock":true},{"title":"12x18in (30x45cm) \/ Framed map","offer_id":68127317262727,"sku":null,"price":230.0,"currency_code":"AUD","in_stock":true},{"title":"12x18in (30x45cm) \/ Framed canvas map","offer_id":68127317295495,"sku":null,"price":0.0,"currency_code":"AUD","in_stock":true},{"title":"14x24in (36x60cm) \/ Map","offer_id":68127317328263,"sku":null,"price":160.0,"currency_code":"AUD","in_stock":true},{"title":"14x24in (36x60cm) \/ Framed map","offer_id":68127317361031,"sku":null,"price":350.0,"currency_code":"AUD","in_stock":true},{"title":"14x24in (36x60cm) \/ Framed canvas map","offer_id":68127317393799,"sku":null,"price":0.0,"currency_code":"AUD","in_stock":true},{"title":"20x36in (50x90cm) \/ Map","offer_id":68127317426567,"sku":null,"price":193.0,"currency_code":"AUD","in_stock":true},{"title":"20x36in (50x90cm) \/ Framed map","offer_id":68127317459335,"sku":null,"price":524.0,"currency_code":"AUD","in_stock":true},{"title":"20x36in (50x90cm) \/ Framed canvas map","offer_id":68127317492103,"sku":null,"price":590.0,"currency_code":"AUD","in_stock":true},{"title":"22x40in (56x100cm) \/ Map","offer_id":68127317524871,"sku":null,"price":251.0,"currency_code":"AUD","in_stock":true},{"title":"22x40in (56x100cm) \/ Framed map","offer_id":68127317557639,"sku":null,"price":721.0,"currency_code":"AUD","in_stock":true},{"title":"22x40in (56x100cm) \/ Framed canvas map","offer_id":68127317590407,"sku":null,"price":721.0,"currency_code":"AUD","in_stock":true},{"title":"28x50in (70x127cm) \/ Map","offer_id":68127317623175,"sku":null,"price":459.0,"currency_code":"AUD","in_stock":true},{"title":"28x50in (70x127cm) \/ Framed map","offer_id":68127317655943,"sku":null,"price":1910.0,"currency_code":"AUD","in_stock":true},{"title":"28x50in (70x127cm) \/ Framed canvas map","offer_id":68127317688711,"sku":null,"price":1910.0,"currency_code":"AUD","in_stock":true},{"title":"33x60in (84x150cm) \/ Map","offer_id":68127317721479,"sku":null,"price":612.0,"currency_code":"AUD","in_stock":true},{"title":"33x60in (84x150cm) \/ Framed map","offer_id":68127317754247,"sku":null,"price":3056.0,"currency_code":"AUD","in_stock":true},{"title":"33x60in (84x150cm) \/ Framed canvas map","offer_id":68127317787015,"sku":null,"price":2837.0,"currency_code":"AUD","in_stock":true},{"title":"39x70in (99x178cm) \/ Map","offer_id":68127317819783,"sku":null,"price":1004.0,"currency_code":"AUD","in_stock":true},{"title":"39x70in (99x178cm) \/ Framed map","offer_id":68127317852551,"sku":null,"price":4092.0,"currency_code":"AUD","in_stock":true},{"title":"39x70in (99x178cm) \/ Framed canvas map","offer_id":68127317885319,"sku":null,"price":3819.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0257\/0344\/8638\/files\/file_7fb95e61-e405-4bba-9457-b507d13a9c23.jpg?v=1793900126","url":"https:\/\/uniquemaps.net\/es\/products\/map-of-great-sand-dunes-national-park-colorado-by-usgs-1982-blanca-peak-san-luis-valley-sangre-de-cristo","provider":"The Unique Maps Co.","version":"1.0","type":"link"}