Top Portugal Glass Bottom Boat Tours

Discover gorgeous Berlenga Grande Island without having to arrange buses and boats on a private day trip from Lisbon. On this tour, journey by boat to the Berlengas Nature Reserve (Reserva Natural das Berlengas), a granite island off the coast of the village of Peniche. With your own private guide, explore the UNESCO-listed scenery and see the 17th-century fort that defended coastal settlements. Savor plenty of free time to snorkel, swim, or lounge on the shores, then explore the island's caves on a glass-bottom boat adventure.

Take an unforgettable trip and discover the stunning beauty of the Sesimbra Coast, its secrets and hidden beaches. Our boat, APNEA, has a unique feature: a hull with panoramic windows overlooking the underwater world. This underwater view and the upper platform create a complete, fun and educational tour, through a unique perspective of the protected area of the Professor Luiz Saldanha Marine Park - part of the Arrábida Natural Park, including Praia da Ribeira do Cavalo and the secret beaches of this coast.

Enjoy a special day of peace and enchantment in a paradise that is a UNESCO Nature Reservation. Take a round trip from Lisbon to the Berlengas Islands, a UNESCO Biosphere Reservation. Highlights Enjoy a new, comfortable and air-conditioned tour from Lisbon. Feel the freedom of the open sea as you sail catamaran to the island of Berlenga. Explore the island at your own pace. The beach, the fort, the lighthouse or the balconies facing the sea of the restaurant. If you feel adventurous take a kaiake to the basements and the island fort. (Optional) Alternatively, take a walk through the basements and Fortaleza on a boat with transparent background. (Optional) Discover the island’s rich marine life. On the way back you can still enjoy a magical sunset in Cabo Carvoeiro, from where it is possible to observe Berleng ashes from the coast of Peniche.