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Sudbury Cay

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Darwin
Take a glass-bottomed boat through the Great Barrier Reef.
Clava Cairns
Explore the wonder of coral reefs
Broome
Rock formations along the coast of Kimberly
Mitchell Falls
Nick Rains
Zodiak Cruising
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Select one of the below 3 best Sudbury Cay trips for 2026 and 2027. Your local English-speaking guide will lead your small group or personalized private tour on an extraordinary adventure exploring . Our Sudbury Cay trips for 2026 feature Snorkeling, Wildlife Viewing, Kayaking, Citizen Science, and Hiking, and start from $3,075 for trips of 5 to 11 days. Contact Adventure Life's Sudbury Cay trip planning experts to start planning your next seamless trip.
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    • Sudbury Cay
A clownfish hides in an anemone in Australia's Great Barrier Reef
from $6,860
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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.
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Travelers learning how to scuba dive.
from $4,630
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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
Activities
Scuba Diving
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.
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Snorkel the vibrant waters of the South Pacific
from $3,075
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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
Wildlife Viewing, Snorkeling, Kayaking, Village Visits, Stand Up Paddle Boarding, Hiking
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.
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