- Ancient Civilizations
- Animal Adventures
- Anthropology
- Culinary Creations
- Custom Trips
- Eclectics & Epics
- Environmental Emphasis
- Explorations & Discoveries
- Expeditions
- Experiential Travel
- Extreme Adventures
- Festivals & Celebrations
- Indigenous Populations & Tribes
- Language Immersion
- Photography Expeditions
- Philosophy & Religion
- Women of the World
- Agriculture & Botany
- Animal Sciences & Veterinary Medicine
- Apparel, Merchandising & Fashion
- Architecture & Interior Design
- Art, Music & Theater
- Business & Economics
- Engineering & Architecture
- Education & Volunteer Teaching
- Environmental Sciences, Sustainability & Management
- Government
- Health, Nutrition & Exercise Science
- History
- Humanities & Language Immersions
- Literature & Writing
- Marine Sciences & Oceanography
- Medicine, Nutrition & Health
- Philosophy & Religion
- Political Science
- Public Health & Medical
- Sports Management & Athletics
- STEM