This Prefixes (Countries) i did visit since my hamradio career started:

BY, C3, CT, DL, E7, EA, EA6, EA8, EI, F, FO, G, HA, HB9, HB0,HI, HS, HV, I, IS, IT9, JY, K, LA, LX, LZ, OE, OK, OM, ON, PA, PY, SM, SU,  SV5, SV9, S5, TA, T7, T9, VK, XE, YO, YV, ZB, 3A, 4S, 4X, 4U, 8Q, 9A

US-visit 2010/11: New York,New Jersey, Delaware, Maryland, Washington D.C. ,Virginia,North Carolina, South Carolina, Georgia,Florida, Alabama, Louisiana,Mississippi, Texas, New Mexico, Arizona, Nevada,California

TNX all stations worked me during my HF - Activity from HB0 from 2nd until 5th February 2008 QTH:Schellenberg/Liechtenstein

6 meter expedition from CT, Algarve during 4th to 22nd August 2008. Big pile ups was the honor and about 145 different area fields in approximatley 800 contacts!! Longest distance was EL99-Florida and FK68 Puerto-Rico. Thank you for all your calls and hope to see you soon again in my log.

YO - activity 12/2008-01/2009: QTH was Sibiu, Locator: KN25BS

DARC 10 meters 2009 Contestresult: 2829 points

2009, May 15th to May 24th again on the air vom CT

VK - visit from Dec. 20th 2009 until Jan. 9th 2010:

mobil & portableoperation DL4IAL/VK from New South Wales, Australian Capial Territory, South Australia, Victoria, Northern Territory and Queensland !