Stargazing on Mauna Kea

Big Island Activities

Adventures & experiences across the island

From stargazing atop Mauna Kea to snorkeling with sea turtles, the Big Island offers incredible adventures for every interest. Here are our favorite activities, all accessible from Island Goodes.

Mauna Kea Stargazing Adventure

Mauna Kea Stargazing

World-class stargazing at nearly 14,000 feet, above 40% of Earth's atmosphere. Free nightly stargazing programs at the Visitor Information Station (9,200 ft) from 6-10pm.

Best Time: New moon nights for darkest skies
Tips:
  • Arrive early to acclimatize at Visitor Station
  • Dress VERY warmly - temps drop below freezing
  • Don't go with respiratory/heart issues
  • 4WD needed for summit, not for Visitor Station
Snorkeling Water Sports

Snorkeling

Richardson Ocean Park is Hilo's best-protected snorkeling spot. For world-class snorkeling, day-trip to Kealakekua Bay or Two-Step (Honaunau) on the Kona side.

Best Time: Year-round, early mornings
Tips:
  • Go early morning before winds pick up (around noon)
  • Stay 10ft from sea turtles ($1,000+ fines)
  • Kona side has better visibility
  • Bring your own gear or rent locally
Manta Ray Night Dive Adventure

Manta Ray Night Dive

Called 'the best night dive in the world.' Kona has ~250 manta rays with a 96% sighting rate at Manta Village. Watch rays somersault while feeding on plankton!

Best Time: Year-round, nightly tours
Tips:
  • Book in advance - very popular
  • Snorkeling option available (no experience needed)
  • Diving requires certification + 25 logged dives
  • 1.5-2 hours from Hilo to Kona operators
Zip-Lining Adventure

Zip-Lining

Hawaii Zipline Tours near Akaka Falls was voted #1 in Hawaii - soar over 250-ft Kolekole Waterfall! The Umauma Experience features 9 lines over 14 waterfalls.

Best Time: Morning before afternoon showers
Tips:
  • Weight limits typically 70-260 lbs
  • Closed-toe shoes required
  • Book in advance during peak season
  • Bring sunscreen - most lines are exposed
Kona Coffee Farm Tours Cultural

Kona Coffee Farm Tours

Visit the famous Kona coffee belt (1.5 hrs from Hilo). Greenwell Farms was voted Hawaii's Best Farm Tour 2021-2025. Many offer free tours and tastings!

Best Time: Year-round, mornings
Tips:
  • Book tours in advance
  • Buy beans direct - fresher and often cheaper
  • Best seasons: Feb-Mar (blossoms), Aug-Jan (harvest)
  • Go before noon for best weather
Kayaking & SUP Water Sports

Kayaking & SUP

Explore Hilo Bay by kayak or stand-up paddleboard. Calm morning waters are perfect for beginners. Watch for sea turtles, dolphins, and occasional whales!

Best Time: Early morning
Tips:
  • Rent from shops near Hilo Bay
  • Go early for flattest water
  • Bring reef-safe sunscreen
  • Stay 10ft from marine life
Whale Watching Wildlife

Whale Watching

Humpback whales visit Hawaii December-April to breed and nurse. Peak season is January-March. Boat tours offer close encounters, or watch from shore with binoculars.

Best Time: December - April (peak: Jan-Mar)
Tips:
  • Book tours in advance during peak season
  • Binoculars helpful for shore viewing
  • Our Hilo Bay Room offers occasional sightings!
  • East side has fewer tour operators - Kona has more options
Helicopter Tours Adventure

Helicopter Tours

See the Big Island's dramatic landscapes from above - active volcanoes, remote waterfalls, and coastline inaccessible any other way. Truly unforgettable!

Best Time: Morning for clearest conditions
Tips:
  • Doors-off tours offer best photos
  • Morning flights have clearer skies
  • Book window seats in advance
  • Some tours land at remote sites
Hawaii Volcanoes National Park Must-Do

Hawaii Volcanoes National Park

Just 45 minutes from Island Goodes! Walk through lava tubes, hike across crater floors, and witness volcanic landscapes found nowhere else on Earth.

Best Time: Early morning or sunset
Tips:
  • $30/vehicle (7-day pass)
  • Kilauea Iki Trail voted best hike on Big Island
  • Pack layers - summit is 4,000 ft and cooler
  • Visitor Center closed until 2026 - use KMC welcome center