There are a couple of places to look. Go to Houzz Products. Scroll down to Furniture. Click. Further options may be displayed. Otherwise enter "coffee tables" into the search box. Be sure to use quotation marks. Go to Houzz PHOTOS. Scroll down to Living rooms. Click. Enter "coffee tables" in the search box. Be sure to use quotation marks.

Perhaps a large round table might mean a rug is not at all necessary. It could be a metal tray table, or carved wood like Rebecca Mitchell Interiors illustrates. Ideas also to consider, using multiple tables can be found at http://www.houzz.com/multiple-coffee-tables. I also agree with comments above that some color is needed on the walls. You could then hang round mirrors, or an unusual curved shape like RMI shows above.

How wonderful of you to do something so nice for your parents. The only thing I would say is be sure you can return it should they not like it, we all have different tastes and you just never know. That being said how about something like this from Joss & Main...also consider an ottoman that opens up for storage and is flat enough on top to act as a table. This one was one Overstock I believe you can flip the tops to be table or footstool.

you should take place your dinning table near to the all by which u can get a lot of space to decorate these place much more beautifully.