i need to know : why interest of ancient coins

it amazing,every one like know abt pass

rare and different....

coins can provide information on metallurgical skills, manufacturing capabilities, regional influences, subtle changes in regimes, may be the only record of some groups, can be very artistic, are a means of dating an archeological site and provide a solid connection with past civilizations...

to remember our ancestors

For about any reason you can imagine - - mostly for bragging rights and pride of pieces within the collection I would venture. :-}