These Turtle Terrarium pictures will show you some examples and give you some good ideas for your own terrarium.
Here's a turtle terrarium with lots of plants.
This turtle terrarium was made out of a glass vase.
This turtle terrarium has lots of rocks for the turtles to climb on.
Here's a large wooden outdoor turtle terrarium.
Turtle terrariums typically have water at the bottom with at least one place for the turtles to climb on to get above the water.