You can explore beyond Havana under your own steam, although renting a car is expensive and often problematic.
With her foot she explored the empty space under the seat and encountered an object which she decided must be it.
None of them was inclined to go exploring under that fiery sky, and nothing moved in turn toward the ship.
This might be successfully exploited by exploring the past from the viewpoint of the object under scrutiny.
Why go through this convoluted business of exploring under the ocean?
A couple of people were exploring under the bed.
People with a large amount of money can even buy their own small submarine to explore under the sea and look at fish.
And we'll explore as thoroughly as possible under the circumstances.
I think we'd better go back and explore this place under cover.
Wouldn't you like to explore under her skirt yourself?