MARATHON SNORKEL FIELD GUIDE
Under Marathon’s Cape: A 4‑Hour Snorkel Through Hidden Bays and Schinias’ Sands
A four-hour small-group snorkeling boat trip from Marathon that explores Marathon Cape’s hidden bays and the sandy shores of Schinias Bay with provided equipment and professional guidance.
Under Marathon’s Cape: A 4‑Hour Snorkel Through Hidden Bays and Schinias’ Sands.
Adventure brief
Under Marathon’s Cape: A 4‑Hour Snorkel Through Hidden Bays and Schinias’ Sands
Embark on a snorkeling excursion off Marathon into the warm, safe waters of the Mediterranean. The outing threads between the sheltered coves of Marathon Cape and the golden sands of Schinias Bay, pairing small-group attention with guided snorkeling so you can focus on fish, plants and seabed detail.
Marathon, located in the Attica region of Greece along the Aegean coast, offers a rare blend of natural splendor and seafaring heritage. Kanelakis Diving Experiences invites travelers to step aboard their snorkeling boat trips, a refreshing alternative to the crowded tourist hubs, focusing on intimate, small-group immersion into the Mediterranean’s less-charted underwater terrain. The journey begins by skimming the calm Mediterranean waters around Marathon Cape, an area marked by rugged cliffs and secluded bays where water visibility can reach impressive clarity. Most trips include stops at Schinias Bay, where sandy beaches offer a quick breath on land surrounded by a backdrop of lush, pine-covered hills.
Underwater, snorkelers encounter vibrant patches of Posidonia seagrass beds—a vital ecosystem for native marine life—and an array of colorful fish species, from damselfish to the occasional octopus. The area's geological formations create natural coves and rock formations that scatter light beneath the surface, enhancing the snorkeling experience with an ever-changing underwater landscape.
Kanelakis Diving Experiences distinguishes itself through expert local guides who share insights on the marine environment, encouraging respectful interaction with the sea's inhabitants and promoting sustainable tourism practices. The company’s commitment to small group sizes ensures personal attention and minimizes ecological impact, making it a conscientious choice for travelers looking to connect with Greece’s coastal nature.
Beyond the water, Marathon’s historical significance as the site of the 490 BC battle adds a layer of intrigue for visitors, blending adventure with culture. For those seeking a maritime adventure off the beaten path, Kanelakis brings to life a Mediterranean experience rooted in authenticity and preservation.
Route Schematic
Itinerary at a glance
The route combines a short boat transfer with snorkeling at sheltered bays around Marathon Cape and time ashore or alongside the boat at Schinias Bay.
Marathon Beach (Departure)
Board at Marathon beach for the boat transfer to the snorkeling areas; the transfer to the sites is about 20 minutes by speedboat.
Hidden Bays of Marathon Cape
Explore the sheltered coves around the cape with mask and fins under instructor guidance to see colorful fish and seabed life.
Schinias Bay (Sandy Beach)
Relax, swim or sunbathe at the sandy shore of Schinias Bay or from the boat after the snorkeling sessions.
Children must be accompanied by an adult. The activity has a minimum age of 6 and is limited to small groups (up to 7 people).
Highlights
Outing Highlights
Crystal-clear waters and close-up sea life
Expect excellent visibility that brings colorful fish and seabed plants into plain view as you snorkel with mask and fins at selected spots around Marathon Cape.
Small groups with professional instruction
Trips run in intimate groups (up to seven people) with an experienced, certified instructor who fits and guides you through the snorkeling sites.
Two distinct spots: Marathon Cape and Schinias Bay
The outing visits two different locations—hidden bays around Marathon Cape for snorkeling and the sandy shores of Schinias Bay for swimming and relaxation.
What the day feels like
What the trip feels like
Board a small speedboat with a handful of other snorkelers and let the group focus be on seeing the seabed: guided entries with mask and fins, clear-water swims among fish and plants, then time to relax at a sandy bay or aboard the boat.
Suitability
Who it's for
Who this trip suits — and who should reconsider.
Practical planner
Details to review before reserving
The outing runs approximately 4 hours in total.
Participants are advised to bring their own towels and swimwear; snorkeling equipment is provided as part of the trip.
There are two options to reach the dive center (taxi or public bus). The operator offers free pick-up and drop-off from hotels in the Nea Makri area and will collect guests from the Nea Makri bus stop.
Rate for Marathon Cape or Schinias Bay is 85€; the activity has a minimum age of 6 years.
Review cancellation policies before reserving.
Frequently asked questions
Planning Your Outing
What is the minimum age for this snorkeling trip?
Minimum age is 6 years; children must be accompanied by an adult.
How long is the trip?
The snorkeling boat trip lasts approximately 4 hours.
Is snorkeling equipment provided?
Yes — use of snorkeling equipment is included in the trip package.
How many people are on each trip?
Groups are kept small—up to seven participants per outing.
Is there pickup from nearby hotels?
Free hotel pickup and drop-off is available for hotels in the Nea Makri area; the operator also collects guests from the Nea Makri bus stop. Alternatively you can reach the dive center by taxi.
What is included in the price?
The trip includes snorkeling equipment, a professional guide, bottled water, snacks (biscuits or fruits), beverages (juice or tea), photographs or video from the trip, boat expenses, and free hotel pickup from Nea Makri hotels.
How this guide was prepared
This field guide is synthesized using verified supplier specifications, route descriptions, and destination data. Some booking links may generate affiliate revenue for ADV Guides.
- Verified: 2026-08-07T13:11:33.990Z
Some booking links may generate revenue for ADV Guides or The Adventure Collective.
Availability, pricing, schedules and operating details can change.
Trip details and contextual sources were reviewed by ADV Guides Editorial.