Plan a Trip
From $3,895
Garden Tours
Costa Rica | Gardens, Forests, Wildlife and the Sea
13 days | Choose your dates
From $6,350
Natural History
Tanzania Up Close: Culture, Conservation, and Wildlife
14 days | Choose your dates
Call for pricing
Adventure
New Zealand | Natural Heritage in Scenic New Zealand
14 days | Choose your dates
From $9,450
Garden Tours
New Zealand | Gardens, Culture and Natural Wonders
18 days | Choose your dates
Call for pricing
Private Journeys
Antarctic Discovery aboard M/V Hondius
15 days | Choose your dates
From $2,950
Birding
Guatemala | Birding Guatemala’s Highlands and Lake Atitlán
11 days | Choose your dates
From $3,295
Student Travel
Iceland | Discovering Iceland in Hella and Reykjavík
7 days | Choose your dates
From $10,800
Natural History
Rwanda and Uganda | Primate Quest and Classic Safari
14 days | Choose your dates
From $3,995
Student Travel
Exploring Peru: Rainforest Ecology and the Inca Empire
11 days | Choose your dates
From $8,795
Garden Tours
Ecuador | Gardens, Cloud Forests, Dry Forests, History, Culture, Otavalo Market and the Galapagos Islands
13 days | Choose your dates
Call for pricing
Private Journeys
Iceland | Journey Through the Icelandic Countryside
10 days | Choose your dates
From $1,250
Student Travel
Costa Rica | Study Abroad: Site-based Learning
6 days | Choose your dates
From $5,695
Student Travel
Galápagos Islands | Exploring Darwin`s "Living Laboratory"
10 days | Choose your dates
From $6,095
Natural History
Galápagos Islands | Investigating Endemic Wildlife: Cruising the Western Route
11 days | Choose your dates
From $3,145
Birding
Ecuador | Birding the Chocó-Andes Region: Western and Eastern Slopes of Ecuador
10 days | Choose your dates
Call for pricing
Private Journeys
Costa Rica | Crystal Rivers, Waterfalls, Hot Springs, and the Pacific Ocean
9 days | Choose your dates
From $5,395
Natural History
Mexico | The Baja Peninsula: Whale Encounters and Desert Landscapes
9 days | Choose your dates
From $3,350
Birding
Costa Rica | Birder’s Paradise: Savegre, Sarapiquí, Arenal, and Carara
11 days | Choose your dates
From $2,695
Natural History
Costa Rica | Rhythms of Nature: Coastal Conservation and Tropical Forest Ecology
9 days | Choose your dates
From $10,995
Natural History
The Wild Namibia: Exploring the Natural Wonders
15 days | Choose your dates
Call for pricing
Natural History
Costa Rica | Rainforests, Rivers, Hot Springs, Chocolate, Coffee, and Arenal Volcano
9 days | Choose your dates
From $3,495
Natural History
Cuba | A Mosaic of Culture, Community, and Ecological Riches
9 days | Choose your dates
Call for pricing
Private Journeys
Galápagos Islands | Archipelago Explorations by Land
10 days | Choose your dates
From $2,550
Student Travel
Costa Rica | Science, Engineering, and Math in the Tropics!
8 days | Choose your dates
From $5,645
Natural History
Alaska Up Close | Prince William Sound to the Kenai Peninsula
10 days | Choose your dates
From $3,795
Birding
Belize and Guatemala | Neotropical Birds and Mayan Ruins
9 days | Choose your dates
From $9,325
Natural History
Epic Iceland: Dynamic Lands and Enduring People
10 days | Choose your dates
From $6,095
Natural History
Galápagos Islands | Investigating Endemic Wildlife: Cruising the Eastern Route
11 days | Choose your dates
Call for pricing
Private Journeys
Costa Rica | Birding in Your Bubble: A Privately Guided Sarapiquí Experience
6 days | Choose your dates
From $6,750
Birding
Peru | Spectacles of Nature: Amazonia, Andes, and the Desert Coast
13 days | Choose your dates
From $2,825
Cultural Travel
Panama | A Taste of Panama: Canal, Rainforest, and Culture
9 days | Choose your dates
From $9,895
Adventure
Majestic Kenya: Wildlife and Conservation on Safari
15 days | Choose your dates
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Private Journeys
Belize | Exploring Jungles, Seas, and Ancient Civilizations
8 days | Choose your dates
Call for pricing
Student Travel
Mexico | Marine Science and the Maya on the Yucatán Peninsula
10 days | Choose your dates
From $6,095
Natural History
Galápagos Islands | Cruising the Eastern and Central Islands
11 days | Choose your dates
Call for pricing
Private Journeys
Peru | Family Adventure: From Inca Ruins to Desert Dunes
11 days | Choose your dates
From $7,450
Garden Tours
Madagascar | Forests of Wonder and Cultural Delights
18 days | Choose your dates
From $8,195
Natural History
Frontiers of Patagonia: Cape Horn, Tierra del Fuego and Beyond
14 days | Choose your dates
From $1,450
Student Travel
Costa Rica | Tropical Ecosystems: Exploring Biodiversity
7 days | Choose your dates
From $8,275
Garden Tours
Australia | Public and Private Gardens, Conservation, Climate Change, Culture and the Sea
15 days | Choose your dates
From $13,625
Birding
Brazil | Birding in the Brazilian Amazon and Pantanal
14 days | Choose your dates
Call for pricing
Private Journeys
Tanzania and Zanzibar | Classic Safari
12 days | Choose your dates
Call for pricing
Student Travel
Costa Rica | Studying Endangered Sea Turtles
9 days | Choose your dates
From $2,795
Natural History
Costa Rica | Preserving Paradise: Parks and Reserves of Costa Rica
10 days | Choose your dates
From $3,795
Natural History
Belize | Exploring Rainforest, Reefs, and Ruins
9 days | Choose your dates
From $3,365
Birding
Panama | Birding Central Panama and the Darién Lowlands
11 days | Choose your dates
Call for pricing
Private Journeys
Magical New Zealand | A Friends and Family Self-Drive Adventure
14 days | Choose your dates
From $6,595
Natural History
Ecuador and Galápagos | Ultimate Ecuador: Biodiversity in the Amazon and Galápagos
12 days | Choose your dates
From $2,695
Natural History
Costa Rica | Riches of the Rainforest, Arenal Volcano, and the Pacific Coast
9 days | Choose your dates
Call for pricing
Natural History
Ecuador | Active Family Expedition in Ecuador
10 days | Choose your dates
From $3,495
Garden Tours
Cuba | Agroecological Farming and Sustainability
9 days | Choose your dates
From $6,595
Natural History
Essence of India: Temples, Tigers, and Natural Wonders
15 days | Choose your dates
From $3,495
Birding
Colombia | Birding the Atlantic Coast and Santa Marta Mountains
9 days | Choose your dates
From $4,695
Birding
Colombia | Birding in the Colombian Amazon and Llanos
11 days | Choose your dates
From $8,175
Natural History
Canada | Polar Bears and Beluga Whales in Churchill, Manitoba
7 days | Choose your dates
From $7,395
Natural History
India | Into the Wilds of India: Tigers and Beyond
14 days | Choose your dates
From $7,795
Birding
Iceland | Birding the Southern Coast and Snaefellsnes Peninsula
7 days | Choose your dates
From $2,325
Student Travel
Costa Rica | Experiential Learning in the Osa Peninsula and Cordillera de Talamanca
9 days | Choose your dates
From $9,575
Natural History
Ultimate Uganda: Primate Quest and Classic Safari
12 days | Choose your dates
From $2,295
Student Travel
Belize | Experiential Learning: Marine and Terrestrial Science
8 days | Choose your dates
From $6,075
Natural History
Exotic Madagascar | Wildlife and Culture of the Red Island
17 days | Choose your dates