A visit to the Underwater Observatory combined with a hands-on experience with the coconut, known as the "tree of life".
Observe coral reefs without getting wet at the Underwater Observatory located in the Piti Bay Marine Reserve, a paradise for marine life with more than 200 species of fish and 80 species of coral. With the coconut experience program, Taste the juice and pulp of the freshly harvested coconut and try your hand at grating the meat out of the coconut shell. Enjoy dessert time with coconut milk extracted from the pulp of the coconut.
Basic Course
With Lunch
Standard Course
3 Days Advance Booking (by 17:00 Guam Time)Adult (21 yrs & up): $34.00Youth (12 - 20 yrs): $30.00Child (4 - 11 yrs): $19.00Infant (0 - 3 yrs): FreeRegular PriceAdult (12 yrs & up): $38.00Child (4 - 11 yrs): $19.00Infant (0 - 3 yrs): Free
With Lunch Buffet
3 Days Advance Booking (by 17:00 Guam Time)Adult (21 yrs & up): $50.00Youth (12 - 20 yrs): $44.00Child (4 - 11 yrs): $28.00Infant (0 - 3 yrs): FreeRegular PriceAdult (12 yrs & up): $56.00Child (4 - 11 yrs): $28.00Infant (0 - 3 yrs): Free
Price effective until March 31, 2025
starting from US$38
US$34 per adult
Open 7 days a week
Free Cancellation - 48 hours notice
Duration - 1 to 2 hours
Show Mobile or Printed Voucher
English
Single participants are welcome
Join in Group 
Hotel Transfer - Optional
Activity Highlights
- Visit the underwater observatory at the Piti Bay Marine Reserve to view the coral reefs without getting wet.
- Piti Bay is a marine wonderland with over 200 different fish species and 80 different kinds of coral.
- Experience the juice and pulp of a coconut, then try your hand at shredding the flesh from the shell.
- Dessert time with freshly squeezed coconut milk from the pulp.
- An optional lunch buffet featuring Guam's local cuisine is available at an additional cost.
Trip Planning
Things to keep in mind
Cancelation Policy
- Please wear light summer clothing, and pre-apply sunscreen to enjoy the sea breeze while strolling the ocean bridge to the Observatory.
Things to keep in mind
- Access to Underwater Observatory is strolling on an ocean bridge which is around 900 feet (300m).
- There is a 72-step spiral staircase between the upper deck and the lower viewing deck in the Underwater Observatory.
- For those who prefer to stay on the upper deck, a video monitor is available to view the marine life via live feed.
- Participants learn the importance of the coconut in the daily life of the Pacific Islands through hands-on training to grate coconut meat and extract fresh coconut milk.
- Please note that the activity will be unable to accommodate any strict dietary requirements. (e.g. allergies, vegetarian diets)
- Free Wi-Fi connection is available both in the Visitor Center and Underwater Observatory.
Cancelation Policy
- No cancellation charge applies BEFORE 5 pm on 2 days prior to the tour day.
- AFTER 5 pm, 2 days prior to the tour date – a Cancellation or Reduction of participating pax will be charged 50% of the total tour fee.
- AFTER 5 pm 1 day prior to the tour date – a Cancellation or Reduction of participating pax will be charged 100% of the total tour fee.
- Hotel Transfer can be added with a minimal fee for various hotels in the Tumon and Agana Bay area with advance arrangements.
- Please be at the designated meeting place 5 to 10 minutes before your scheduled pick-up time.
- As this is a shared transfer, please be patient in case of unforeseen delays along the pick-up route.
Basic Course 
Scroll the table from left to right
| OPEN | OPEN | |
|---|---|---|
| Basic Course | Session #1 | Session #3 |
| Hotel Pick up (Option) | (P-08R) | (P-09R) |
| Pick up time | 8:30 - 9:05 | 9:30 - 10:05 |
| Activity Start Time | 09:20 | 10:20 |
| Briefing | 9:20 - 9:30 | 10:20 - 10:30 |
| Coconut & Dessert (50 min) | 9:30 - 10:20 | 10:30 - 11:20 |
| Observatory Viewing (40 min) | 10:20 - 11:00 | 11:20 - 12:00 |
| Activity End Time | 11:10 | 12:10 |
| Return to Hotel (Option) | (R-11E) | (R-12E) |
| Estimated Arrival at Hotel | 11:40 | 12:40 |
| Pick Up & Return Time | Select Hotel | Select Hotel |
Pick up is by SANKO bus or FISH EYE van
With Lunch
Scroll the table from left to right
| OPEN | OPEN | |
|---|---|---|
| With Lunch | Session #1 | Session #3 |
| Hotel Pick up (Option) | (P-08R) | (P-09R) |
| Pick up time | 8:30 - 9:05 | 9:30 - 10:05 |
| Activity Start Time | 9:20 | 10:20 |
| Briefing | 9:20 - 9:30 | 10:20 - 10:30 |
| Coconut & Dessert (50 min) | 9:30 - 10:20 | 10:30 - 11:20 |
| Costume Experience (40 min) | 10:20 - 11:00 | 11:20 - 12:00 |
| Lunch | 11:00 - 12:00 | 12:00 - 13:00 |
| Activity End Time | 12:10 | 13:10 |
| Return to Hotel (Option) | (R-12E) | (R-13E) |
| Estimated Arrival at Hotel | 12:40 | 13:40 |
| Pick Up & Return Time | Select Hotel | Select Hotel |
Pick up is by SANKO bus or FISH EYE van
Lunch Buffet
(Advance booking required)
Lunch Hours: 11:00 - 14:00
Today's Soup
Fresh Garden Salad
Devilled Chicken (Italian Grilled Chicken)
Acqua Pazza (Italian Poached White Fish)
Sliced Beef Bulgogi Style
Chef's Special Curry
Local Style Fried Noodle
Grilled Vegetable
French Fries
Cold Noodle with Assorted Toppings
French Bread & Butter
Steamed Rice
Fruit Cocktail
- Standard Course
3 Days Advance Booking (by 17:00 Guam Time)Adult (21 yrs & up): $34.00Youth (12 - 20 yrs): $30.00Child (4 - 11 yrs): $19.00Infant (0 - 3 yrs): FreeRegular PriceAdult (12 yrs & up): $38.00Child (4 - 11 yrs): $19.00Infant (0 - 3 yrs): Free
- With Lunch Buffet
3 Days Advance Booking (by 17:00 Guam Time)Adult (21 yrs & up): $50.00Youth (12 - 20 yrs): $44.00Child (4 - 11 yrs): $28.00Infant (0 - 3 yrs): FreeRegular PriceAdult (12 yrs & up): $56.00Child (4 - 11 yrs): $28.00Infant (0 - 3 yrs): Free
Price effective until March 31, 2025
starting from US$38
US$34 per adult
Highly Recommended
on TripAdvisor
on TripAdvisor
