This image is set to align = left. This allows the text you are reading to appear to the right of the image.
You can align your image using the following attributes: Baseline, Top, Middle, Bottom, Text Top, Absolute Middle, Absolute Bottom, Left, Right.
Alignment to left or right allows text to wrap the image. The other settings only allow one line of text to appear on the side of the image, wrapping the second line below the image.
This image is set to align = right. This allows the text you are reading to appear to the left of the image.
The four images below were inserted without using a table. I've also resized the images.