This bay window has 3 separate openings with relatively wide molding between each, If you have enough depth, the roman shades can be mounted inside each window opening. In this case it looks like the windows were too shallow and the shades had to be mounted above the windows. The wide molding between windows covers the gap between the shades.
Creative Ways to Increase Curb Appeal on A Budget - DIY Concrete Garden Globes - Cheap and Easy Ideas for Upgrading Your Front Porch, Landscaping, Driveways, Garage Doors, Brick and Home Exteriors. Add Window Boxes, House Numbers, Mailboxes and Yard Makeovers http://diyjoy.com/diy-curb-appeal-ideas