Mazier is an avid traveler, and has worked with and traveled to a number of botanical gardens and national parks throughout North America, South America, and the world:

Arusha Ngurdoto National Park, Tanzania, Kenya

Embosili National Park in Tanzania, Kenya

Kilimanjaro National Park, Tanzania, Kenya

Ngorongoro Conservation Area, Tanzania, Kenya

Serengeti National Park in Serengeti/Tanzania, Kenya

Cairo Botanical Gardens in Cairo, Egypt

Cape Town Botanical Gardens, Cape Town, South Africa

Kirstenbosch National Botanical Gardens in Cape Town, South Africa

National Botanical Garden of Namibia, Windhoek, Namibia

Blue Mountains National Park in Sydney, Australia

Royal Botanical Gardens in Sydney, Australia

Patagonia Desert, Argentina

Carlos Thays Botanical Garden, Buenos Aires, Argentina

Atacama Desert, Chile

La Campana National Park, Santiago, Chile

Pan de Azucar National Park, Chanaral, Chile

The Lomas de Lachay National Reserve, Lima, Peru

Birmingham Botanical Garden in London, England

Kew Gardens, London, England

Paris Botanical Garden, Paris, France

Thar Desert, India

University of Jodhpur, rajasthan, India

Negev Desert Botanical Garden, Negev, Israel

Baja California Desert, Baja California, Mexico

Chapultepec Park, Mexico City, Mexico

Gobi Desert, Mongolia

Bejing Botanical Garden, China

Hon kong Botanical and Zoological Garden, China

Saigon Zoo and Botanical Garden, Ho Chi Minh City, Vietnam

Angkor Archaelogical Park. Cambodia

UNAM (National Autonomous University of Mexico) Botanical Garden, Mexico City, Mexico

… and other deserts, numerous gardens, botanical gardens and parks throughout the United States

He acomplished to visit 20 deserts of the world being antartica his last frontier.