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ST. LOUIS — The Gateway Arch gradually is losing some of its silver sheen, as a variety of forces — from salt to body oils to graffiti — take a toll on the stainless steel monument to westward expansion and a symbol of St. Louis. Now, a group of national nonprofit organizations and preservationists are suggesting ways the National Park Service could begin to clean the Arch's shiny skin. "This is fantastic information to have," said Pam Sanfilippo, a program manager of museum services for Gateway Arch National Park. "Planning for future needs for the park, this will definitely b...

ST. LOUIS (AP) — The Gateway Arch gradually is losing some of its silver sheen, as a...

Share: COSTA MESA, Calif., April 22, 2021 /PRNewswire-PRWeb/ -- Since its completion in 1965, St. Louis' Gateway Arch has been a shining icon of the Midwest, commemorating the United States' westward expansion and the area's role as a center of commerce to points west, as well as southward down the Mississippi River. However, its sheen has been somewhat diminished over the last half century due to atmospheric pollution, the attentions of millions of tourists and, even from the methods used in its construction. At the upper levels of the monument, the stainless steel cladding shows signs of we...

Introduction In 1804, Russian colonising forces, with the support of their Aleut subjects, fought a major battle against native Tlingit clans in what is now Sitka, Alaska (Figure 1). The story of the battle was recorded in Russian sources (e.g. Lisyansky Reference Lisyansky1814) and passed down in Tlingit oral history (e.g. Dauenhauer et al. Reference Dauenhauer, Dauenhauer and Black2008). Although accounts vary in some details and perspectives, a general description of the battle and associated fort emerged (Nordlander Reference Nordlander1998; Black Reference Black2004; Vinkovetsky Refer...

January 25, 2021 For a century, archaeologists have looked for the remnants of a wooden fort in Alaska – the Tlingit people’s last physical bulwark against Russian colonization forces in 1804. Now Cornell and National Park Service researchers have pinpointed and confirmed its location by using geophysical imaging techniques and ground-penetrating radar. National Park Service/Provided Russian Commander Iurii Lisianskii’s 1804 outline drawing of the Tlingit fort used to defend against Russia’s colonization forces. Cornell and U.S. National Park Service researchers have pinpointe...