Started in the past- continued in the present.

I have been at multisports for 1 year.

I have been to Jacobs house.

I have been to my friends house.

A period or time not yet finished.

It has been hailing all day.

It has been raining all day.

It has been snowing all week.

It has been sunny all millenium.

Unspecified period of time.

We have been to France twice.

I have visited my house 10,000 times

The very recent period of time (just)

Ive just been to the toilet.

Ive just got a new football.

Time is not inportant.

He has watched Harry Potter

He has read Lord of the Rings.