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)

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

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

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