Good things happen on Fremont Street. And this year there are free fireworks at Plaza Las Vegas every Friday night from now through late September! While the show may be free for you to watch, just remember that it costs the resort around $15,000 every time they set off these pyrotechnics. So if you want to show some appreciation, afterwards you could always grab a drink inside the casino. I mean, it’s the absolute least you could do. The Plaza seems to be okay covering the cost of the show, which lasts just less than five minutes. Resorts who put…