about 50 of different large printable HDR Scenery and City Motives

We need graphic designers who work for us on long term basis. We are looking for large quantity of graphic collages for large poster prints, which are made in the HDRR style (High Dynamic Range Rendering). There are no strict rules, the result must just look appealing and nice and have popular themes. Each artwork should have some "theme" like, famous city buildings (New York City Skyline, Golden Gate Bridge San Francisco, Eiffel tower Paris, unspecific landscape scenerys etc. (See attached files)), The final print size is about 130x80cm (150 dpi). When you get the winning bid we will provide you with more details about the file and the handling of the project. Of course the files (the original photos) should be free of all copyrights. Attached you find examples of what it should look like. To make up our minds, we expect that you send us some examples of previous works. And which price per image you expect. We can pay aproximately 5,00 - 15,00 USD per motive when the quantity is high enough. We are looking for about 200 of such motives.