The holiday is nearly as significant as Christmas in many Spanish-speaking regions like Puerto Rico, Spain, and Latin America, and is also celebrated in other predominately Christian nations like Russia.
Se puede nadar en este lago.
It is an impersonal sentence because it has no subject. This case is used "<u>se</u>", it is when we want to talk about the subject.
<h3><em><u>MissSpanish</u></em></h3>
The answer is fundacion rotaria i think
You use saber to describe a fact, information, or how to do something.
And you use conocer to say that you are familiar with something either a person, place, or thing.
Basically saber means to know of something, and conocer means to be familiar with someting.