Hawaii
Episode: 1x01 | Airdate: Apr 13, 1998
Season 1
Belize
Episode: 1x02 | Airdate: Apr 13, 1998
American West
Episode: 1x03 | Airdate: Apr 13, 1998
Colorado
Episode: 1x04 | Airdate: Apr 13, 1998
Iceland
Episode: 1x05 | Airdate: Apr 13, 1998
Idaho
Episode: 1x06 | Airdate: Apr 13, 1998
Alaska
Episode: 1x07 | Airdate: Apr 13, 1998
Utah
Episode: 1x08 | Airdate: Apr 13, 1998
Canada
Episode: 1x09 | Airdate: Apr 13, 1998
Costa Rica
Episode: 1x10 | Airdate: Apr 13, 1998
Mexico
Episode: 1x11 | Airdate: Apr 13, 1998
New York
Episode: 1x12 | Airdate: Apr 13, 1998
Best of 1st Season
Episode: 1x13 | Airdate: Apr 13, 1998
Season 2
Florida
Episode: 2x01 | Airdate: Jan 1, 1999
Arizona
Episode: 2x02 | Airdate: Jan 1, 1999
California
Episode: 2x03 | Airdate: Jan 1, 1999
Philadelphia
Episode: 2x04 | Airdate: Jan 1, 1999
Malaysia
Episode: 2x05 | Airdate: Jan 1, 1999
England
Episode: 2x06 | Airdate: Jan 1, 1999
Switzerland
Episode: 2x07 | Airdate: Jan 1, 1999
Season 7
Grand Canyon National Park
Episode: 7x01 | Airdate: Jan 24, 2004
Bahamas
Episode: 7x02 | Airdate: Feb 7, 2004
Season 8
Phoenix
Episode: 8x01 | Airdate: Sep 3, 2005
Minnesota
Episode: 8x02 | Airdate: Oct 9, 2005
Lake Tahoe
Episode: 8x03 | Airdate: Nov 19, 2005
Season 9
Aspen
Episode: 9x01 | Airdate: Jan 28, 2006
Borneo
Episode: 9x02 | Airdate: Mar 18, 2006
Puerto Rico
Episode: 9x03 | Airdate: Sep 24, 2006
Season 10
Des Moines
Episode: 10x01 | Airdate: Nov 10, 2007
Season 11
England
Episode: 11x01 | Airdate: Apr 5, 2008
Portland, Ore.
Episode: 11x02 | Airdate: May 24, 2008
Las Vegas
Episode: 11x03 | Airdate: Jun 15, 2008
Scotland
Episode: 11x04 | Airdate: Jun 28, 2008
Memphis
Episode: 11x05 | Airdate: Jul 6, 2008
Switzerland
Episode: 11x06 | Airdate: Jul 19, 2008
Vermont
Episode: 11x07 | Airdate: Jul 27, 2008
South Africa
Episode: 11x08 | Airdate: Aug 24, 2008
Texas
Episode: 11x09 | Airdate: Aug 30, 2008
Nevis
Episode: 11x10 | Airdate: Aug 31, 2008
Cleveland
Episode: 11x11 | Airdate: Sep 13, 2008
Cayman Islands
Episode: 11x12 | Airdate: Sep 20, 2008
Charleston
Episode: 11x13 | Airdate: Sep 21, 2008
Albuquerque
Episode: 11x14 | Airdate: Sep 27, 2008
San Diego
Episode: 11x15 | Airdate: Sep 28, 2008
Curacao
Episode: 11x16 | Airdate: Oct 4, 2008
Charlotte
Episode: 11x17 | Airdate: Oct 11, 2008
Orcas Island
Episode: 11x18 | Airdate: Oct 18, 2008
Chicago
Episode: 11x19 | Airdate: Oct 19, 2008
Aruba
Episode: 11x20 | Airdate: Nov 1, 2008
Santa Fe
Episode: 11x21 | Airdate: Nov 8, 2008
Dominican Republic
Episode: 11x22 | Airdate: Nov 9, 2008
Brazil
Episode: 11x23 | Airdate: Nov 15, 2008
Season 12
Boise
Episode: 12x01 | Airdate: Aug 29, 2009
Tahiti
Episode: 12x02 | Airdate: Sep 26, 2009
Season 13
St. Kitts
Episode: 13x01 | Airdate: Aug 28, 2010
Caribbean Cruise
Episode: 13x02 | Airdate: Sep 11, 2010
Season 14
Detroit
Episode: 14x01 | Airdate: Feb 20, 2011
Boston
Episode: 14x02 | Airdate: Feb 26, 2011
Atlanta
Episode: 14x03 | Airdate: Aug 20, 2011
Baltimore
Episode: 14x04 | Airdate: Oct 29, 2011
Williamsburg, Va.
Episode: 14x05 | Airdate: Oct 30, 2011
Season 15
20 August 2012
Episode: 15x01 | Airdate: Aug 20, 2012
3 September 2012
Episode: 15x02 | Airdate: Sep 3, 2012
17 September 2012
Episode: 15x03 | Airdate: Sep 17, 2012
The Pocono Mountains
Episode: 15x04 | Airdate: Oct 15, 2012
Pittsburgh, Pennsylvania
Episode: 15x05 | Airdate: Oct 29, 2012
Australia
Episode: 15x06 | Airdate: Dec 24, 2012
Season 16
Cancun
Episode: 16x01 | Airdate: Jun 17, 2013
Panama City
Episode: 16x02 | Airdate: Jun 24, 2013
Thailand
Episode: 16x03 | Airdate: Sep 16, 2013
Season 17
Marco Island
Episode: 17x01 | Airdate: May 24, 2014
Philadelphia
Episode: 17x02 | Airdate: Oct 10, 2014
Season 18
Utah
Episode: 18x01 | Airdate: Sep 7, 2015
Whitewater rafting outside Salt Lake City; the bobsled track at the Utah Olympic Park; rappelling in Moab; a dinosaur excavation site.
Croatia
Episode: 18x02 | Airdate: Sep 14, 2015
Plitvice National Park and Bisevo; the European eagle owl; rock-climbing at Paklenica National Park; Croatian folk music.
Quebec, Canada
Episode: 18x03 | Airdate: Sep 21, 2015
Dog-sledding in the wilderness; an ice sculptor; a junior hockey team; Village Vacances Valcartier.
New Orleans
Episode: 18x04 | Airdate: Sep 28, 2015
The New Orleans School of Cooking; a swamp tour around dozens of alligators; Habitat for Humanity; jazz at a music club.
Pittsburgh
Episode: 18x05 | Airdate: Oct 5, 2015
Pittsburgh, Pa.; the Andy Warhol Museum; exploring caves and rappelling; hot spots; a metal artist.
Southern California
Episode: 18x06 | Airdate: Oct 12, 2015
A trapeze lesson; Stunt University; a produce farm conserves massive amounts of water.