There are many attractions in this park.

He pushed me from behind, urging me to move forward.

He pushed his bicycle up the hill from behind.

We spent the night at that lodging.

He followed the footprints left on the snow.

The trailing edge of this airplane has a very unique shape.

After school, we study at the library.

He suffered a minor contusion on his occiput.

He sneaked into the school through the back gate.

This word is used as a postposition.