In this sentence what does 'around' mean?
"If you go to London its one of those places you should definitely go
So we're gonna go there and show you guys around and introduce you to it?"

I overall understand this sentence
but here 'you guys around~' .. what does 'around' mean? and is that necessary in this sentence?

Question

In this sentence what does 'around' mean?
"If you go to London its one of those places you should definitely go 
So we're gonna go there and show you guys around and introduce you to it?"

I overall understand this sentence 
but here 'you guys around~' .. what does 'around' mean? and is that necessary in this sentence?

Answer

"Around" in this sentence means "on every side of"
In or to many places throughout (a community or locality).
For example: "cycling around the village"

Answer

When you show someone around London, you show them different places in London. When you show someone around your office, you show them different places in your office. You aren't just showing them one place.