Translation site here:
https://www.portland.gov/transportation/walking-biking-transit-safety/play-loteria-go
"Lotería is a traditional Mexican game, similar to bingo, but using images on a deck of cards instead of balls with numbers. Lotería Go is a super-sized version of this that gets you outside and walking to neighborhood parks.
Can you find the Lotería cards we’ve hidden in the streets?"
I find it interesting that they spent a bunch of money to send a flyer to every household in Portland when current estimates are only 9% of the population speaks Spanish and only 1/3rd of that is less than fluent in English.