Royalty Free Icons Clipart Stock Images

good- http://iconza.ru/
better: http://icons.mysitemyway.com/

event categorized:
http://icons.mysitemyway.com/magic-marker-icons-sports-hobbies/
http://icons.mysitemyway.com/amber-glossy-chrome-icons-sports-hobbies

another one - http://www.iconspedia.com/
for svg lovers: http://www.openclipart.org/"

free textures: http://www.texturelovers.com/
http://www.spiralgraphics.biz/packs/terrain_desert_barren/index.htm

to search for.ex.hourglass:
bad - http://browse.deviantart.com/?qh=&section=&q=hourglass"
better - http://www.iconspedia.com/search/hourglass/
best http://www.openclipart.org/search/?query=hourglass