You Do Need power plug adapter while traveling from Georgia to Guyana.

Here is Why You Need An Adapter

The outlet and plug type used in Guyana are A, B, D and G and in Georgia are C and F. This is how they look like.

Georgia

In Georgia, outlets of type C and F are in use.

Type C

Type F

Guyana

In Guyana, outlets of type A, B, D and G are in use.

Type A

Type B

Type D

Type G