1969 Europe
1972 Arizona
1973 San Francisco
1974 Japan
1974 New York City
1975 Idaho, Utah, and Colorado
1987 Florida
1988 Seattle Portland Vancouver
1989 Europe
1989 Paris
1990 New Englind and Canada
1991 China
1991 Mexico
1992 Greece
1993 Japan
1993 Virginia and District of Columbia
1994 Turkey
1994 UK
1995 California
1996 Spain and Portugal
1997 Berlin
1997 Europe
1997 New Mexico
1998 2001 France
1998 Rio
1999 Italy
2000 China
2002 Hawaii
2003 Hawaii
2004 Lake Louise and Banff
2004 Virgin Islands & Puerto Rico
2005 Hawaii
2006 Hawaii
2007 France
2008 Amsterdam
2008 California
2008 Tanzania
2009 Guatemala and Honduras
2010 Belize
2010 Galapagos Islands
2010 Hyde Park Campobello and Haystack
2011 Australia & New Zealand
2011 Cusco and Machu Picchu
2011 Iceland
2011 Las Vegas
2012 Antarctica via Argentina
2012 Cuba
2012 Greece