The Houston skyline, a cowboy hat and an astronaut playing soccer are just some of the visual elements featured in the city's ...

They might not be needed, but 24 high-visibility orange balls are on-site and available if snow becomes a factor at Saturday's MLS Cup final (8 pm ET, FOX, UniMás | TSN1/3/4, RDS in Canada).

That means we could see a rare sighting of the bright-orange match ball made for snow -- or maybe not! But while we count down the days and hours until kickoff, let's take a look at how MLS Cup ...