1947
1993
1958
1985
1950 1960 1970 1980
1981
1992
1978
1993
65 Years of History
1947
Ethel Andrus , a former school principal in Los Angeles , establishes the National Retired Teachers Association ( NRTA )
1993
Grand Circle purchases O . A . T ., which becomes the first U . S . travel company to create , operate , and sell adventures to Americans aged 50 and over
1958
Andrus forms the American Association of Retired Persons ( AARP ) and Grand Circle Travel in New York City
1985
Alan and Harriet Lewis purchase Grand Circle and move its offices to Boston
1950 1960 1970 1980
1981
Alnoba Lewis Family Foundation is created
1992
Grand Circle Foundation is established
Since then , donations totaling $ 250 million have funded more than 500 projects in 50 countries
1978
High school teacher , Judi Wineland , establishes Overseas Adventure Travel ( O . A . T .)— the first U . S . tour operator to offer tented safaris in Tanzania ’ s unspoiled wilderness
1993
Pinnacle Leadership and Team Development is founded
Celebrating its 30th anniversary , Pinnacle has worked with leaders from 70 countries
6 Adventures by Land & Small Ship | 2024 & 2025