Catalog Mars MD Blog Mars Goliath coil for Garrett ACE 250 test. Video In anticipation of spring: an arrowhead and coins found under the snow. Photos + video Just a day in the field with my son More and more finds!!! Mars Goliath for Garrett AT PRO Coin searching. Video Minelab X-Terra 505 & МarsMD Discovery. Got some gold again!!! Trak-TOR’s new trophies. Summer 2016. Two days of field work or Lady Luck smiled upon us!