In addition, a further 36,000 acres have been protected from development for 10 years.
Only about 45 acres of open land are protected from development.
She said it was "taken to protect us from excessive development."
Most of the other sites in the book are protected from development, for now at least.
Friends say his goal was to protect a beautiful piece of property from development.
An additional 9.5 million acres is also protected from development.
The line of the canal has been protected from development since 1992.
The land is now protected from development and open for public use.
He and his wife created a foundation in 1945 to protect the property from further development.
The board was established in 1987 to buy land to protect it from development.