Printable Puzzles — Environment Crossword (answer)

In 1972, a huge spherical oil storage tank along Detroit’s I-75 highway at the Marathon oil refinery was painted to look like a baseball to honor the Detroit Tigers. In 2003, the tank was repainted as a basketball to honor the Detroit Shock’s 2003 WNBA championship win. The following year, the tank was given yet another coat of paint to celebrate the Detroit Pistons’ 2004 NBA championship.