DALLAS (CBSDFW.COM) – Some buildings in downtown Dallas lit up red, white and blue and with a design of the American flag Monday night to honor U.S. military members who have passed away.

Downtown Dallas on Memorial Day night. (CBS 11)

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Memorial Day is one of only six days some of Dallas’s iconic buildings light up to honor American heroes who served the country.

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Dallas’ Omni Hotel on Memorial Day night. (CBS 11)

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The next night Dallas will light up like this is Thursday, July 4.