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3 Week Adventure Tours

Explore our 3 week adventure tours with 4 of the world's leading adventure tour operators. August is the most popular month to join a trip and we have 1,724 departures available and 39 unique itineraries to choose from.
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39 Trips (1,724 Trip Departures)
21 Day Absolute Peru (Inca Trail) with G Adventures
Tour
 (1)

21 Days Lima to Lima
Operated By: G Adventures
Departures: Mar 2026 to Dec 2027
Trip Styles: Adventure, Small Group, Walking & Hiking, Wildlife, Inca Trail
Visit: Peru
Great Adventure Sale
G's February Sale
Exclusive Savings
From
US$3,306
Save 1,563
Per Person
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21 Day Complete Scandinavia with Intrepid Travel
Tour
 (1)

21 Days Copenhagen to Helsinki
Operated By: Intrepid Travel
Departures: May 2026 to Sep 2027
Trip Styles: Adventure, Small Group
Visit: Denmark, Sweden, Norway, Finland
Exclusive Savings
From
US$8,634
Save 1,394
Per Person
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21 Day Contrasts of Mexico with Yucatan Peninsula Extension with Explore Worldwide
Tour
 (1)

21 Days Mexico City to Merida
Operated By: Explore Worldwide
Departures: Feb 2026 to Dec 2026
Trip Styles: Adventure, Small Group
Visit: Mexico, Guatemala, Belize
Exclusive Savings
From
US$6,227
Save 341
Per Person
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21 Day Essential Europe: Italy, Croatia & Mediterranean Magic with G Adventures
New ReleaseTour
 (1)

21 Days Munich to Corfu
Operated By: G Adventures
Departures: May 2026 to Sep 2026
Trip Styles: Adventure, Small Group, 18-30's
Visit: Albania, Austria, Greece, Montenegro, Germany, Italy, Croatia
Great Adventure Sale
G's February Sale
Exclusive Savings
From
US$3,204
Save 925
Per Person
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21 Day Turkey to Georgia Highlights with G Adventures
New ReleaseTour

21 Days Istanbul to Tbilisi
Operated By: G Adventures
Departures: May 2026 to Nov 2027
Trip Styles: Adventure, Small Group
Visit: Turkey, Georgia
Great Adventure Sale
G's February Sale
Exclusive Savings
From
US$3,783
Save 1,013
Per Person
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21 Day Kruger, Eswatini & South Africa's Garden Route with Explore Worldwide
Tour

21 Days Johannesburg to Port Elizabeth
Operated By: Explore Worldwide
Departures: Feb 2026 to Dec 2026
Trip Styles: Adventure, Small Group, Wildlife
Visit: South Africa, Eswatini
Exclusive Savings
From
US$4,734
Save 166
Per Person
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21 Day Lima to La Paz: Sandboarding & Sunsets (Inca Trail) with G Adventures
Tour

21 Days Lima to La Paz
Operated By: G Adventures
Departures: Mar 2026 to Dec 2027
Trip Styles: Adventure, Small Group, 18-30's, Walking & Hiking, Inca Trail
Visit: Bolivia, Peru
Great Adventure Sale
G's February Sale
Exclusive Savings
From
US$2,487
Save 962
Per Person
View Trip
21 Day Mera Peak Climb with Exodus Tours
New ReleaseTour

21 Days Kathmandu to Kathmandu
Operated By: Exodus Tours
Departures: Oct 2026 to Nov 2027
Visit: Nepal
Sign Up Savings
Exclusive Savings
From
US$5,500
Save 8,477
Per Person
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21 Day Indonesia Adventure: Java & Bali with G Adventures
Tour

21 Days Jakarta to Gili Trawangan
Operated By: G Adventures
Departures: Feb 2026 to Dec 2028
Trip Styles: Adventure, Small Group, 18-30's
Visit: Indonesia
Great Adventure Sale
G's February Sale
Exclusive Savings
From
US$1,760
Save 741
Per Person
View Trip
21 Day The Five Stans of The Silk Road with Explore Worldwide
Tour

21 Days Bishkek to Ashgabat
Operated By: Explore Worldwide
Departures: May 2026 to Sep 2026
Trip Styles: Adventure, Small Group, Off The Beaten Track
Visit: Kyrgyzstan, Uzbekistan, Kazakhstan, Tajikistan, Turkmenistan
Exclusive Savings
From
US$6,984
Save 225
Per Person
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21 Day Epic Vietnam to Cambodia with Intrepid Travel
Tour

21 Days Hanoi to Bangkok
Operated By: Intrepid Travel
Departures: Feb 2026 to Dec 2027
Trip Styles: Adventure, Small Group, Rail, 18-30's
Visit: Vietnam, Cambodia, Thailand
Exclusive Savings
From
US$1,464
Save 366
Per Person
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21 Day Classic Balkans: Ljubljana to Sarajevo with G Adventures
New ReleaseTour

21 Days Ljubljana to Sarajevo
Operated By: G Adventures
Departures: Jul 2026 to Oct 2026
Trip Styles: Adventure, Small Group
Visit: Slovenia, Croatia, Bosnia Herzegovina
Great Adventure Sale
Exclusive Savings
From
US$4,888
Save 775
Per Person
View Trip
21 Day Journeys: Southern Africa Highlights with G Adventures
Tour

21 Days Cape Town to Victoria Falls
Operated By: G Adventures
Departures: May 2026 to Dec 2027
Trip Styles: Adventure, Small Group, Wildlife
Visit: Zimbabwe, Namibia, South Africa
Exclusive Savings
From
US$9,699
Save 339
Per Person
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21 Day Best of New Zealand: Mountain Biking & Black-Sand Beaches with G Adventures
Tour

21 Days Auckland to Wellington
Operated By: G Adventures
Departures: Mar 2026 to Dec 2027
Trip Styles: Adventure, Small Group, 18-30's
Visit: New Zealand
Great Adventure Sale
Exclusive Savings
From
US$3,018
Save 857
Per Person
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21 Day Galapagos Cruise & Peru’s Land of the Incas (Grand Daphne) with Intrepid Travel
Tour

21 Days Quito to La Paz
Operated By: Intrepid Travel
Departures: Feb 2026 to Dec 2027
Visit: Ecuador, Peru, Galapagos
Exclusive Savings
From
US$7,539
Save 1,722
Per Person
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21 Day Thailand & Vietnam: Mountains & Coastlines with G Adventures
Tour

21 Days Bangkok to Ho Chi Minh City
Operated By: G Adventures
Departure: 08 March 2026
Trip Styles: Adventure, Small Group, 18-30's
Visit: Vietnam, Thailand
Exclusive Savings
From
US$2,017
Save 62
Per Person
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21 Day Western USA Encompassed with Intrepid Travel
Tour

21 Days Las Vegas to Seattle
Operated By: Intrepid Travel
Departures: May 2026 to Oct 2027
Visit: USA
Exclusive Savings
From
US$7,054
Save 2,090
Per Person
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21 Day Southern Africa Northbound: Dunes, Deltas & Falls with G Adventures
Tour

21 Days Cape Town to Victoria Falls
Operated By: G Adventures
Departures: Apr 2026 to Dec 2027
Visit: Botswana, Zimbabwe, Namibia, South Africa
Exclusive Savings
From
US$2,909
Save 102
Per Person
View Trip
21 Day Walking in Vietnam & Cambodia Highlights with Explore Worldwide
Tour

21 Days Hanoi to Siem Reap
Operated By: Explore Worldwide
Departures: Feb 2026 to Dec 2026
Visit: Vietnam, Cambodia
Exclusive Savings
From
US$3,152
Save 98
Per Person
View Trip
21 Day Vietnam Explorer with Explore Worldwide
Tour

21 Days Hanoi to Ho Chi Minh city
Operated By: Explore Worldwide
Departures: Feb 2026 to Dec 2026
Trip Styles: Adventure, Small Group
Visit: Vietnam
Exclusive Savings
From
US$3,201
Save 99
Per Person
View Trip
21 Day North to South India: The Taj Mahal & Goa Good Times with G Adventures
Tour

21 Days Delhi to Kochi
Operated By: G Adventures
Departures: Apr 2026 to Jul 2026
Trip Styles: Adventure, Small Group, 18-30's
Visit: India
Great Adventure Sale
Exclusive Savings
From
US$1,424
Save 475
Per Person
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21 Day Discover Darjeeling & Bhutan with Explore Worldwide
Tour

21 Days Kolkata to Kathmandu
Operated By: Explore Worldwide
Departures: Oct 2026 to Oct 2026
Visit: Nepal, Bhutan, India
Exclusive Savings
From
US$7,139
Save 221
Per Person
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21 Day Contrasts of Mexico with Yucatan Peninsula Extension (Day of the Dead) with Explore Worldwide
Tour

21 Days Mexico City to Merida
Operated By: Explore Worldwide
Departures: Oct 2026 to Oct 2026
Visit: Mexico, Guatemala, Belize
Exclusive Savings
From
US$6,712
Save 216
Per Person
View Trip
21 Day Absolute Peru (Machu Picchu by Train) with G Adventures
Tour

21 Days Lima to Lima
Operated By: G Adventures
Departures: Mar 2026 to Dec 2027
Trip Styles: Adventure, Small Group, Wildlife
Visit: Peru
Great Adventure Sale
G's February Sale
Exclusive Savings
From
US$3,306
Save 1,563
Per Person
View Trip
21 Day Peru Essentials with Intrepid Travel
Tour

21 Days Lima to La Paz
Operated By: Intrepid Travel
Departures: Mar 2026 to Dec 2027
Trip Styles: Adventure, Small Group, Walking & Hiking, Inca Trail
Visit: Bolivia, Peru
Exclusive Savings
From
US$2,530
Save 778
Per Person
View Trip
21 Day Paris to Berlin: Art & the Alps with G Adventures
Tour

21 Days Paris to Berlin
Operated By: G Adventures
Departures: Apr 2026 to Oct 2027
Trip Styles: Adventure, Small Group, Rail, 18-30's
Visit: Slovenia, Austria, Poland, Czech Republic (+5 more), Germany, Switzerland, Italy, France, Hungary
Great Adventure Sale
G's February Sale
Exclusive Savings
From
US$3,984
Save 1,153
Per Person
View Trip
21 Day Epic India to Nepal with Intrepid Travel
Tour

21 Days Delhi to Kathmandu
Operated By: Intrepid Travel
Departures: Mar 2026 to Dec 2027
Visit: India, Nepal
Exclusive Savings
From
US$1,282
Save 157
Per Person
View Trip
21 Day Journeys: The Great Southern Africa Safari with G Adventures
Tour

21 Days Cape Town to Maun
Operated By: G Adventures
Departures: Jun 2026 to Dec 2027
Trip Styles: Adventure, Small Group, Wildlife
Visit: Botswana, Zimbabwe, South Africa
Exclusive Savings
From
US$11,639
Save 449
Per Person
View Trip
21 Day Best of Java & Sumatra with G Adventures
New ReleaseTour

21 Days Medan to Surabaya
Operated By: G Adventures
Departures: Apr 2026 to Sep 2027
Trip Styles: Adventure, Small Group
Visit: Indonesia
Great Adventure Sale
Exclusive Savings
From
US$2,145
Save 836
Per Person
View Trip
21 Day Cape Town to Victoria Falls Overland Safari & Participation Camping with G Adventures
Tour

21 Days Cape Town to Victoria Falls
Operated By: G Adventures
Departures: Mar 2026 to Dec 2027
Trip Styles: Adventure, Small Group, 4WD, Wildlife
Visit: South Africa, Namibia, Botswana, Zimbabwe
Exclusive Savings
From
US$2,182
Save 817
Per Person
View Trip
Results: 1-30 of 39

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