in 1857, a huge deposit of silver, known as the comstock lode, was discovered. prospectors flocked to nevada, seeking their fortunes. settlements quickly grew into towns. not only did nevada change, its state flag would change many times. >> nevada's original flag was quite garish. it had big stars. it had the word "silver" on it, the word "gold." >> over the years, the flag was changed at least three more times, and the slogan "battle born" was added. >> and that's because nevada was added to the union during the civil war. >> the slogan rests upon a sagebrush wreath that partially surrounds "nevada" and a large silver star. the star represents the importance of silver throughout nevada's history. huge quantities of silver still flow out of nevada's mines each year, and huge quantities of silver flow into nevada, as well, thanks to the thousands of slot machines in the state's most famous city, las vegas. with "flag facts," i'm scott. >> it's probably the first job most of us have, but being a good babysitter takes more than just knowing how to diaper and feed.