I've always wanted to learn to play guitar, but I'm quite intimidated by it
It can be especially when you realize that there are 3 types of modern guitars. The classical guitar, the steel-string acoustic guitar, and the arch top guitar
Wow. I had no idea. Do you play each of them differently? 
They have different frets. The classical guitar has 12 frets while the steel string guitar has 14
Oh cool. And what is a fret?
Fret
A fret is a raised element on the neck of a stringed instrument. Frets usually extend across the full width of the neck. On most modern western fretted instruments, frets are metal strips inserted into the fingerboard. On some historical instruments and non-European instruments, frets are made of pieces of string tied around the neck. 
Frets divide the neck into fixed segments at intervals related to a musical framework. On instruments such as guitars, each fret represents one semitone in the standard western system, in which
volume, tone, and projection of the instrument, and it has remained essentially unchanged since.
Types.
Guitars can be divided into two broad categories, acoustic and electric guitars. Within each of these categories, there are also further sub-categories. For example, an electric guitar can be purchased in a six-string model (the most common model) or in seven or 12-string models.
Types Acoustic.
Acoustic guitars form several notable subcategories within the acoustic guitar group: classical and flamenco guitars; steel