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Arenales River Caving, Waterfall &Tropical Forest Secret Spring

5.0 · 1,776 ratings on Guidekin, Viator & Tripadvisor 100% of star-rated reviews are 4★ or 5★ Puerto Rico Operated by Puerto Rico as a Local Free cancellation · up to 24 hours before
Duration
7h–8h
Group
Shared tour
Guide languages
English, Spanish
Start & pickup
07:00 · Hotel pickup from 22 pickup points
Booking
Instant confirmation · mobile ticket
Guidekin's take

A long day of river trekking, floating through limestone caves and swimming green pools in the forest west of San Juan, with optional cliff jumps and an early start in a small group.

Transport, water and parking are included, lunch is not, and it asks for a high level of fitness. 4.98 from 1,776 reviews at €114 per person.

In our comparison: #1 of 70 in Day Trips, by rating weighted by review volume (see the comparison).

How we choose tours →Commissions never affect our verdicts.

Price and inclusions

One price for every traveller: €114 per adult.

Included and not included

  • Bottled water
  • Life Vests if requested
  • Air-conditioned vehicle
  • Parking Fees
  • Gratuities
  • Lunch

Children from €112 (ages 10 to 12). Option texts and prices come from the operator's listing; prices checked on Viator on 26 September 2026.

Reviews

5.0
1,776 ratings
Tripadvisor 1,445 · Viator 331

100% of ratings with a star breakdown are 4★ or 5★: 1,768 of 1,776

Star breakdown of all 1,776 ratings

5 stars
1,756 · 99%
4 stars
12 · 1%
3 stars
1 · 0%
2 stars
1 · 0%
1 star
6 · 0%

What reviewers say

Reviewers praise the attentive guidance and cave swimming; the rocky route can be physically demanding

Praised

  • Friendly guides share local knowledge and explain where to step and hold on
  • Swimming through caves, river scenery and optional cliff jumps
  • Early starts often allow groups to reach the caves before the crowds
  • Photos and videos taken by the guide throughout the trip
  • Local lunch stops praised for their Puerto Rican food

Complaints

  • Rough terrain, climbing and swimming can make the route physically demanding

Written by Guidekin from the 100 most recent English reviews on Viator & Tripadvisor (25 March 2026 to 20 September 2026). Refreshed as new reviews arrive; last checked 4 October 2026.

Latest reviews

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Ratings collected from Guidekin, Viator & Tripadvisor.

Meeting point and route

Meeting point

Departure
07:00 daily; scheduled year-round (operator schedule, seats confirmed at checkout)
Return
This activity ends back at the meeting point
Pickup
Hotel pickup from 22 pickup points (22 pickup points listed by the operator, 22 of them hotels)
Operator
Puerto Rico as a Local; booking and payment are completed on Viator

Itinerary

About this tour, from the operator

Walking, children and accessibility

The operator's own notes, grouped by topic. Nothing here is added by Guidekin.

Walking and health

  • Not recommended for travelers with poor cardiovascular health
  • Not recommended for pregnant travelers
  • Travelers should have a high level of physical fitness

Good to know

  • Food not included bring or buy your own
  • Children from €112 ages 10 to 12

Cancellation policy

For a full refund, cancel at least 24 hours before the scheduled departure time.

  • 1+ days: Full refund
  • 0-1 days: No refund

Compared with other Day Trips

TourPriceDurationRatingGroup
This tour · #1 of 70€1147h–8h4.98 (1776)shared
El Yunque Rainforest and Luquillo Kiosk Day Trip€776h5.0 (608)shared
Self-Drive Mini Boat Snorkeling Tour to Icacos Island€227 per group3h 30m4.96 (1969)shared
Full-Day Zipline and Waterfall Rappelling Adventure Near San Juan€1504.97 (963)shared

Ranked #1 of 70 in Day Trips by Guidekin score (rating weighted by review volume). Prices here run from €23 to €818, median €90; typical length 5h. 2 of 70 are private. Figures are live from the tour cards; the rubric is our handpicked set, not the whole market. Compare all 70 Day Trips

From €114 per adult