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3 Week Adventure Tours

Explore our 3 week adventure tours with 5 of the world's leading adventure tour operators. July is the most popular month to join a trip and we have 1,305 departures available and 36 unique itineraries to choose from.
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36 Trips (1,305 Departures)
36 Trips (1,305 Departures)
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21 Day Absolute Peru (Inca Trail) with G Adventures
Tour
 (1)

21 Days Lima to Lima
Operator: G Adventures
Departures: Aug 2026 to Dec 2027
Trip Styles: Adventure, Small Group, Walking & Hiking, Wildlife, Inca Trail
Visits: Peru
From (Per Person)
US$4,799
Per Person
View Trip
21 Day Complete Scandinavia with Intrepid Travel
Tour
 (1)

21 Days Copenhagen to Helsinki
Operator: Intrepid
Departures: Jul 2026 to Sep 2028
Trip Styles: Adventure, Small Group
Visits: Denmark, Sweden, Norway, Finland
Exclusive Savings
From (Per Person)
US$9,432
Save 2,358
Per Person
View Trip
21 Day Contrasts of Mexico with Yucatan Peninsula Extension with Explore Worldwide
Tour
 (1)

21 Days Mexico City to Merida
Operator: Explore
Departures: Aug 2026 to Nov 2027
Trip Styles: Adventure, Small Group
Visits: Mexico, Guatemala, Belize
Exclusive Savings
From (Per Person)
US$6,270
Save 280
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
Operator: G Adventures
Departures: Aug 2026 to Sep 2026
Trip Styles: Adventure, Small Group, 18-30's
Visits: Albania, Austria, Greece, Montenegro, Germany, Italy, Croatia
Exclusive Savings
From (Per Person)
US$3,303
Save 860
Per Person
View Trip
21 Day Turkey to Georgia Highlights with G Adventures
New ReleaseTour

21 Days Istanbul to Tbilisi
Operator: G Adventures
Departures: Oct 2026 to Nov 2027
Trip Styles: Adventure, Small Group
Visits: Turkey, Georgia
Exclusive Savings
From (Per Person)
US$4,674
Save 825
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
Operator: G Adventures
Departures: Oct 2026 to Dec 2027
Trip Styles: Adventure, Small Group, 18-30's, Walking & Hiking, Inca Trail
Visits: Bolivia, Peru
Exclusive Savings
From (Per Person)
US$2,599
Save 684
Per Person
View Trip
21 Day Southern Divide with G Adventures
Tour

21 Days Lima to Santiago
Operator: G Adventures
Departures: Aug 2026 to Dec 2027
Trip Styles: Adventure, Small Group
Visits: Peru, Bolivia, Chile
From (Per Person)
US$4,649
Per Person
View Trip
21 Day Western USA Encompassed with Intrepid Travel
Tour

21 Days Las Vegas to Seattle
Operator: Intrepid
Departure: 03 August 2026
Trip Styles: Adventure, Small Group, Walking & Hiking, National Parks
Visits: USA
Exclusive Savings
From (Per Person)
US$8,990
Per Person
View Trip
21 Day Southern Africa Northbound: Dunes, Deltas & Falls with G Adventures
Tour

21 Days Cape Town to Victoria Falls
Operator: G Adventures
Departures: Nov 2026 to Dec 2027
Trip Styles: Adventure, Small Group, 18-30's, Wildlife
Visits: Botswana, Zimbabwe, Namibia, South Africa
Exclusive Savings
From (Per Person)
US$2,559
Save 640
Per Person
View Trip
21 Day Walking in Vietnam & Cambodia Highlights with Explore Worldwide
Tour

21 Days Hanoi to Siem Reap
Operator: Explore
Departures: Oct 2026 to Oct 2027
Trip Styles: Adventure, Coach, Small Group, Walking & Hiking, Scenic
Visits: Vietnam, Cambodia
Exclusive Savings
From (Per Person)
US$2,980
Save 210
Per Person
View Trip
21 Day Classic Balkans: Ljubljana to Sarajevo with G Adventures
New ReleaseTour

21 Days Ljubljana to Sarajevo
Operator: G Adventures
Departures: Aug 2026 to Oct 2026
Trip Styles: Adventure, Small Group
Visits: Slovenia, Croatia, Bosnia Herzegovina
Exclusive Savings
From (Per Person)
US$4,479
Save 1,220
Per Person
View Trip
21 Day Paris to Berlin: Art & the Alps with G Adventures
Tour

21 Days Paris to Berlin
Operator: G Adventures
Departures: Aug 2026 to Oct 2028
Trip Styles: Adventure, Small Group, Rail, 18-30's
Visits: Slovenia, Austria, Poland, Czech Republic +5 more, Germany, Switzerland, Italy, France, Hungary
Exclusive Savings
From (Per Person)
US$4,279
Save 1,070
Per Person
View Trip
21 Day The Five Stans of The Silk Road with Explore Worldwide
Tour

21 Days Bishkek to Ashgabat
Operator: Explore
Departures: Sep 2026 to Oct 2027
Trip Styles: Adventure, Small Group, Off The Beaten Track
Visits: Kyrgyzstan, Uzbekistan, Kazakhstan, Tajikistan, Turkmenistan
Exclusive Savings
From (Per Person)
US$7,380
Save 280
Per Person
View Trip
21 Day Southern Africa Southbound: Dunes, Deltas & Falls with G Adventures
Tour

21 Days Victoria Falls to Cape Town
Operator: G Adventures
Departures: Aug 2026 to Feb 2028
Trip Styles: Adventure, Small Group, 18-30's, Wildlife
Visits: Namibia, South Africa, Botswana, Zimbabwe, Zambia
Exclusive Savings
From (Per Person)
US$2,479
Save 660
Per Person
View Trip
21 Day Best of Java & Sumatra with G Adventures
New ReleaseTour

21 Days Medan to Surabaya
Operator: G Adventures
Departures: Sep 2026 to Sep 2027
Trip Styles: Adventure, Small Group
Visits: Indonesia
Exclusive Savings
From (Per Person)
US$2,609
Save 460
Per Person
View Trip
21 Day Journeys: The Great Southern Africa Safari with G Adventures
Tour

21 Days Cape Town to Maun
Operator: G Adventures
Departures: Sep 2026 to Dec 2027
Trip Styles: Adventure, Small Group, Wildlife
Visits: Botswana, Zimbabwe, South Africa
Exclusive Savings
From (Per Person)
US$12,599
Save 2,247
Per Person
View Trip
21 Day Indonesia Adventure: Java & Bali with G Adventures
Tour

21 Days Jakarta to Gili Trawangan
Operator: G Adventures
Departures: Aug 2026 to Dec 2026
Trip Styles: Adventure, Small Group, 18-30's
Visits: Indonesia
Exclusive Savings
From (Per Person)
US$2,055
Save 514
Per Person
View Trip
21 Day Absolute Peru: Amazon Jungle & Machu Picchu by Train with G Adventures
New ReleaseTour

21 Days Lima to Lima
Operator: G Adventures
Departures: Aug 2026 to Dec 2027
Trip Styles: Adventure, Small Group, Wildlife
Visits: Peru
Exclusive Savings
From (Per Person)
US$3,879
Save 998
Per Person
View Trip
21 Day Balkans Discovery: Montenegro to Kosovo with G Adventures
New ReleaseTour

21 Days Kotor to Pristina
Operator: G Adventures
Departures: Oct 2026 to Oct 2028
Trip Styles: Adventure, Small Group
Visits: Montenegro, Albania, Macedonia, Kosovo
Exclusive Savings
From (Per Person)
US$3,319
Save 830
Per Person
View Trip
21 Day New Zealand: Wild Coasts & Alpine Climbs with G Adventures
Tour

21 Days Auckland to Wellington
Operator: G Adventures
Departures: Aug 2026 to Dec 2027
Trip Styles: Adventure, Small Group, 18-30's
Visits: New Zealand
Exclusive Savings
From (Per Person)
US$2,812
Save 1,025
Per Person
View Trip
21 Day Indonesia: Java, Bali & Komodo Island with G Adventures
New ReleaseTour

21 Days Yogyakarta to Labuan Bajo
Operator: G Adventures
Departures: Nov 2026 to Aug 2027
Trip Styles: Adventure, Small Group
Visits: Indonesia
Exclusive Savings
From (Per Person)
US$2,889
Save 510
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
Operator: G Adventures
Departures: Aug 2026 to Dec 2027
Trip Styles: Adventure, Small Group, 4WD, Wildlife
Visits: South Africa, Namibia, Botswana, Zimbabwe
Exclusive Savings
From (Per Person)
US$2,479
Save 850
Per Person
View Trip
21 Day Epic Vietnam to Cambodia with Intrepid Travel
Tour

21 Days Hanoi to Bangkok
Operator: Intrepid
Departures: Aug 2026 to Dec 2028
Trip Styles: Adventure, Small Group, Rail, 18-30's, Ha Long Bay
Visits: Vietnam, Cambodia, Thailand
Exclusive Savings
From (Per Person)
US$1,408
Save 352
Per Person
View Trip
21 Day Vietnam Explorer with Explore Worldwide
Tour

21 Days Hanoi to Ho Chi Minh city
Operator: Explore
Departure: 08 November 2026
Trip Styles: Adventure, Small Group
Visits: Vietnam
From (Per Person)
US$3,370
Per Person
View Trip
21 Day Contrasts of Mexico with Yucatan Peninsula Extension (Day of the Dead) with Explore Worldwide
Tour

21 Days Mexico City to Merida
Operator: Explore
Departures: Oct 2026 to Oct 2027
Trip Styles: Adventure, Small Group, Festivals & Events
Visits: Mexico, Guatemala, Belize
Exclusive Savings
From (Per Person)
US$6,770
Save 280
Per Person
View Trip
21 Day West Coast Discovery and Kimberley Coast Adventure with Travelmarvel
New ReleaseTour + Cruise

21 Days Perth to Darwin
Cruise Line: Heritage Expeditions
Tour Operator: Travelmarvel
Ship: Heritage Adventurer
Departure: 01 August 2027
Trip Styles: Adventure, Small Group, Cruise, 4WD, Scenic
Visits: Australia
Oceanview
$13,395
Suite
$14,695
From (Per Person)
US$13,395
Per Person
View Trip
21 Day Absolute Peru (Machu Picchu by Train) with G Adventures
Tour

21 Days Lima to Lima
Operator: G Adventures
Departures: Aug 2026 to Dec 2027
Trip Styles: Adventure, Small Group, Wildlife
Visits: Peru
From (Per Person)
US$4,799
Per Person
View Trip
21 Day Victoria Falls to Cape Town Overland Safari & Participation Camping with G Adventures
Tour

21 Days Victoria Falls to Cape Town
Operator: G Adventures
Departures: Aug 2026 to Feb 2028
Trip Styles: Adventure, Small Group, 4WD, Camping, Wildlife
Visits: Zimbabwe, Botswana, Namibia, South Africa
Exclusive Savings
From (Per Person)
US$2,399
Save 825
Per Person
View Trip
21 Day Kruger, Eswatini & South Africa's Garden Route with Explore Worldwide
Tour

21 Days Johannesburg to Port Elizabeth
Operator: Explore
Departures: Jul 2026 to Nov 2027
Trip Styles: Adventure, Small Group, Wildlife
Visits: South Africa, Eswatini
Exclusive Savings
From (Per Person)
US$4,250
Save 1,110
Per Person
View Trip
21 Day Mera Peak Climb with Exodus Tours
New ReleaseTour

21 Days Kathmandu to Kathmandu
Operator: Exodus
Departure: 11 October 2026
Trip Styles: Adventure, Small Group, Walking & Hiking
Visits: Nepal
Exclusive Savings
From (Per Person)
US$4,650
Save 1,543
Per Person
View Trip
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