Columbia Heights, Minnesota (Wikipedia)Columbia Heights is a city in Anoka County, Minnesota, United States. The population was 21,973 at the 2020 census.
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Niels Bohr (Wikipedia)Niels Henrik David Bohr (Danish: [ˈne̝ls ˈpoɐ̯ˀ]; 7 October 1885 – 18 November 1962) was a Danish physicist who made foundational contributions to understanding atomic structure and quantum theory, for which he received the Nobel Prize in Physics in 1922. Bohr was also a philosopher and a promoter of scientific research.