Hobart King, proprietor of Geology.com has an interesting interactive map of the 50 most obvious meteorite/asteroid impact sites in the world.
This is the map you will see first on the site:
You can click on the icons to get information and you can zoom in on any of the sites. For instance the next graphic is of Upheaval Dome in Utah.
Check it out at: http://geology.com/meteor-impact-craters.shtml
H/T to AZGS