We design the ontology of health tourism data in Hua Hin and Cha-am. We focus on the health tourism where one of the popular kinds is the spa service. International SPA...

About Collection of links to different US image collections in the public domain. Openness Most of these images and graphics are available for use in the public domain, and...

About A range of free icons under CC-BY-SA license.

About Sets of very tiny icons under GPL/Artistic license: http://twotiny.googlecode.com/files/twotiny-plus-expansion.zip http://twotiny.googlecode.com/files/twotone.zip

From the website: This project aims to create an archive of user contributed clip art that can be freely used. All graphics submitted to the project should be placed into the...

About Images, video and audio from NASA. Re-use/openness All material is in the public domain. See copyright statement and photo guidelines for further details.

From wikipedia: The institute is one of the world's largest documentary- and research-centres for social history. Items in its custody include those relating to Karl Kautsky,...

About Various sets of 16x16 icons, including: http://www.famfamfam.com/lab/icons/silk/famfamfam_silk_icons_v013.zip...

About From overview Starting on Thursday Dec 4, 2008, Wikimedia Commons witnessed a massive upload of new images. We received nearly 100,000 files from a donation from the...