Helena, Montana 1869, October 1871, August 1872 and January 1874 that swept through the early mining camp. On August 2, 2016 an arson attack severely damaged the "tower" and was deemed structurally unstable. The tower is to be "demolished"; however, it is to be ""rebuilt" using the same methods that were used in its original construction. In 1889, railroad magnate Charles Arthur Broadwater opened his Hotel Broadwater and Natatorium west of Helena. The Natatorium was home to the world's first indoor swimming pool. Damaged in the earthquake of 1935, it was closed in 1941. The many buildings on the property were demolished
Flushing Meadows Natatorium 2008, the Flushing Meadows-Corona Park Natatorium and Ice Rink became the largest recreation complex ever built in a city park at 110,000 square feet. The Flushing Meadows Natatorium is sited along the northeast perimeter of Flushing Meadows Corona Park, juxtaposed between the Van Wyck Expressway and the 1250-acre park greenery. The building mediates an urban environment to the north, which consist of major streets and highways, with the park on its western facade. The rectangular pavilion holds both the pool and the ice rink end to end. This placement contrasts opposing environments: liquid and frozen water, humid and dry environments,