what is this?
it's a hill
What is this?
This is a volcano
What are they doing?
They are mountain cycling.
What are they doing?
They are sailing
What is this?
This is a countryside
what are they doing?
They are horse-riding.
What is he doing?
He is surfing
What is this?
This is a mountain
What is this?
This is a village
What is this?
This is a river
What is this?
This is a lake
What is this?
This is an island
What are they doing?
They are boating
What is this?
This is a waterfall