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Take a glass-bottomed boat through the Great Barrier Reef.

Great Barrier Reef

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Discover the wonders of Australia's iconic Great Barrier Reef on our 12 immersive tours for 2025-2026. Join us on a journey that showcases the unparalleled beauty of the world's largest coral reef system, offering unparalleled opportunities for snorkeling, diving, and wildlife viewing. Over 5 to 18 days, you can explore vibrant coral gardens, encounter diverse marine life, and witness the breathtaking colors of this underwater paradise. Our tours provide a deep dive into the conservation efforts and ecological significance of the Great Barrier Reef, allowing you to truly appreciate this natural wonder. With prices starting at $3,025 to $42,930, now is the perfect time to plan your adventure to the Great Barrier Reef. To experience the magic of this UNESCO World Heritage Site firsthand, contact one of Adventure Life's specialists for help planning your next seamless trip.
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    • Great Barrier Reef
Travelers learning how to scuba dive.
from $4,630
EXPLORE

Outerknown Adventures on the Great Barrier Reef

Cairns to Cairns - 8 Day Itinerary aboard Coral Discoverer
  • Snorkel the Great Barrier Reef
  • Swim and snorkel Lizard Island
  • Discover the pristine Ribbon Reefs
  • Learn about Cook’s landing
Starts / Ends
Cairns / Cairns
Activity Level
Variable
Explore exclusive private islands, tropical resort, and ancient rainforest trails on this 8-day Australian cruise aboard the Coral Discoverer. Explore the Great Barrier Reef by snorkeling, swimming, scuba diving, and glass bottom boat accompanied by an expert Marine Biologist. Depart from Cooktown exploring the best of the Great Barrier Reef.
Cruise Details
0
Arnhem land escarpment
from $8,845
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Cape York and Arnhem Land

Cairns - Darwin - 12 Day Itinerary aboard Coral Discoverer
  • Lizard Island snorkeling
  • Explore Badu Island artwork
  • Visit Forbes Island beaches
  • See Fort Victoria ruins
Starts / Ends
Cairns / Darwin
Activity Level
Variable
Set sail on a 12-day cruise from Cairns to Darwin aboard Coral Discoverer. Visit remote islands, explore cultural sites, snorkel reefs, meet local artists, and travel through unique landscapes. Engage in guided walks, community visits, and scenic waterways while experiencing Northern Australia’s rich history and diverse coastal environments.
Cruise Details
0
A clownfish hides in an anemone in Australia's Great Barrier Reef
from $6,805
EXPLORE

Citizen Science on the Great Barrier Reef

Brisbane - Cairns - 11 Day Itinerary aboard Coral Discoverer
  • Visit Lady Elliot marine sanctuary
  • Visit Mon Repos turtle conservation
  • Contribute to coral health studies
  • Dive into an underwater art museum
Starts / Ends
Brisbane / Cairns
Activities
Citizen Science
Activity Level
Variable
Set sail for an 11-day cruise on Coral Discoverer, departing from Brisbane, and exploring the vibrant Great Barrier Reef. Engage in conservation activities, snorkel, dive, and witness breathtaking marine life.
Cruise Details
0
Explore the beautiful coastline of northern Australia
from $8,845
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Cape York and Arnhem Land - Art Themed

Darwin to Cairns - 12 Day Itinerary aboard Coral Discoverer
  • Explore Cobourg Peninsula ruins
  • Visit the Tiwi Islands
  • Tour Thursday Island culture
  • Visit at pristine Lizard Island
Starts / Ends
Darwin / Cairns
Activity Level
Variable
Embark on a 12-day artistic expedition from Darwin, exploring the Tiwi Islands, Arnhem Land, and Torres Strait aboard Coral Discoverer. Experience indigenous art, culture, and history, with workshops, cultural performances, and scenic exploration.
Cruise Details
0
Explore the wonder of coral reefs
from $5,830
EXPLORE

Coral Futures with Australian Geographic

Cairns Roundtrip - 9 Day Itinerary aboard Coral Discoverer
  • Snorkel Mackay Reef
  • Visit Sudbury Cay
  • Dive Moore Reef
  • Meet turtle volunteers
Starts / Ends
Cairns / Cairns
Activities
Volunteering
Activity Level
Variable
Embark on an 9-day Great Barrier Reef cruise on an immersive citizen science voyage aboard Coral Discoverer. Depart from Cairns and visit Mackay Reef, Howick Islands, Ribbon Reefs, Sudbury Cay, Moore Reef, Fitzroy Island, and Port Douglas while joining guided snorkeling, diving, reef monitoring, beach cleanups, and marine conservation programs.
Cruise Details
0
Snorkel the vibrant waters of the South Pacific
from $3,025
EXPLORE

Coastal Adventures: Great Barrier Reef

Cairns Roundtrip - 5 Day Itinerary aboard Coral Discoverer
  • Hike Hinchinbrook Island trails
  • Snorkel Geranium Passage reefs
  • Discover Djiru National Park
Starts / Ends
Cairns / Cairns
Activities
Hiking, Stand Up Paddle Boarding
Activity Level
Variable
Set sail on a 5-day Great Barrier Reef cruise from Cairns aboard Coral Discoverer to Sudbury Cay, Hinchinbrook Island, Geranium Passage Reefs, Dunk Island, and Mission Beach. Explore reefs, hike island trails, kayak, snorkel, and spot diverse wildlife, including turtles and cassowaries.
Cruise Details
0
Parrots in Papua New Guinea
from $9,045
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Frontier Lands of Papua New Guinea

Cairns to Madang - 13 Day Itinerary aboard Coral Adventurer
  • Experience Lababia canoe adventure
  • Learn Fergusson Island traditions
  • Visit Buna wartime sites
  • Karkar reef snorkeling
Starts / Ends
Cairns / Madang
Activity Level
Variable
Experience Papua New Guinea on a 13-day cruise aboard Coral Adventurer. Explore islands, visit villages, learn cultural traditions, see WWII sites, snorkel coral reefs, and cruise fjords. Engage with local communities, observe unique customs, and discover historic locations.
Cruise Details
0
Explore the wonder of coral reefs
from $9,190
EXPLORE

Frontier Lands of Papua New Guinea

Cairns to Rabaul - 13 Day Itinerary aboard Coral Adventurer
  • Explore Samarai Island and snorkel
  • Visit Dobu hot springs
  • Cruise the Cape Nelson fjords
  • See marine life in Kimbe Bay
Starts / Ends
Cairns / Rabaul
Activities
Scuba Diving, Snorkeling, Archaeological Site Visits, Local Market Visits, Village Visits, Wildlife Viewing, Urban Exploration
Activity Level
Variable
Sail on a 13-day cruise aboard Coral Adventurer from Cairns to Rabaul. Explore Papua New Guinea’s vibrant islands, WWII battlefields, and the Sepik River. Discover traditional markets, fjords, coral reefs, and cultural performances. Swim, snorkel, and dive in pristine waters while learning about local traditions and history.
Cruise Details
0
Snorkel the vibrant waters of the South Pacific
from $14,375
EXPLORE

Discover the Secrets of Melanesia: Papua New Guinea, The Solomon Islands & Vanuatu

Papua New Guinea to Vanuatu - 18 Day Itinerary aboard Heritage Adventurer
  • Explore Tufi Fjords
  • Snorkel vibrant reefs
  • Visit WWII relics
  • Discover ancient traditions
Starts / Ends
Cairns / Port Vila, Efate
Activities
Festival Visits
Activity Level
Variable
Embark on an 18-day Heritage Adventurer cruise through Melanesia's remote islands, from Papua New Guinea and the Solomon Islands to Vanuatu. Discover beautiful islands, colorful coral reefs, WWII sites, rich cultures, and unique wildlife across the Tufi Fjords, Dobu, Fergusson, Bougainville, and more.
Cruise Details
0
Beautiful wild coast of Raja Ampat, Indonesia
from $14,375
Save 15%
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Indonesian Explorer: Raja Ampat to Papua New Guinea

Bali - Port Moresby - 18 Day Itinerary aboard Heritage Adventurer
  • Visit Raja Ampat
  • Lookout for the endemic birds
  • Explore Komodo National Park
  • Swim at Triton Bay
Starts / Ends
Bali / Cairns
Activity Level
Variable
Aboard Heritage Adventurer on this 18-day expedition cruise to Indonesia's remote and little-known tropical islands, from Raja Ampat to Papua New Guinea, see whale sharks in Triton Bay, visit Komodo National Park, home to the famed Komodo Dragon, and more.
Cruise Details
0
Learn about the cultures of Papua New Guinea
from $9,400
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Papua New Guinea Discoverer

Madang to Cairns - 13 Day Itinerary aboard Coral Discoverer
  • Explore volcanic Umboi Island
  • Cruise the Pulia River
  • Experience Bolu Bolu village
  • Relax on Boia Boia
Starts / Ends
Madang / Cairns
Activities
Kayaking
Activity Level
Variable
Set sail on a 13-day cruise aboard Coral Discoverer through Papua New Guinea. Explore volcanic islands, vibrant coral reefs, jungle rivers, and cultural villages. Visit Madang, Tuam, Biangatu, Deboyne, Calvados, Samarai, and more.
Cruise Details
0
Remote lagoon in Papua New Guinea
from $13,590
EXPLORE

New Guinea Odyssey

Darwin - Cairns - 17 Day Itinerary aboard Le Soleal
  • Discover Papua New Guinea
  • Visit the Tami islands
  • Watch the Asaro Mudmen
  • Swim and snorkel on beaches
Starts / Ends
Cairns / Darwin
Activities
Spa Relaxation
Activity Level
Variable
Embark Le Soleal for a brand-new 17-day tropical expedition cruise to discover the sublime natural landscapes of Indonesia and Papua New Guinea, stopping in stunning ports of Banda Neira, Triton Bay, Jayapura, Kopar, Madang, and Tami Islands.
Cruise Details
0
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