Nature and Conservation

1934 1¢ National Parks: Yosemite, California
June 30, 1864

Yosemite Land Grant 

On June 30, 1864, President Abraham Lincoln signed the Yosemite Land Grant. This made Yosemite Valley the first piece of land set aside by the US government for preservation and public use.

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1934 4¢ National Parks: Mesa Verde, Colorado
June 29, 1906

Mesa Verde National Park

On June 29, 1906, President Theodore Roosevelt established Mesa Verde National Park, the first American park created to “preserve the works of man.”  It’s since been called “the best cultural attraction” in the Western United States.

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1974 10¢ First Kentucky Settlement
June 11, 1940

Cumberland Gap National Historical Park

Cumberland Gap National Historical Park was established on June 11, 1940, along the Kentucky-Virginia border. The park preserves and honors the “first great gateway to the West.”

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1988 25¢ Honeybee, coil
May 20, 2018

Happy World Bee Day

On May 20, 2018, the United Nations declared the first World Bee Day, to bring attention to the importance of bees and the plights they face. This date was chosen because it is considered the birthday of Slovenian beekeeping pioneer Anton Janša.

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2016 47¢ National Parks Centennial Carlsbad Caverns Stamp
May 14, 1930

Carlsbad Caverns National Park

On May 14, 1930, Carlsbad Caverns National Park was officially created in New Mexico. The park is home to the largest limestone chamber in North America, known as the Big Room.

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1998 32¢ Four Centuries of American Art: Frederic Edwin Church
May 4, 1826

Birth of Frederic E. Church

Frederic Edwin Church was born on May 4, 1826, in Hartford, Connecticut. Known for his large, dramatic landscapes, he is one of the most traveled, best known, and most successful of the Hudson River School artists.

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1955 3¢ Old Man of the Mountain
May 3, 2003

The Old Man of the Mountain

On May 3, 2003, the Old Man of the Mountain rock formation in New Hampshire collapsed.  It had been the official state emblem for decades, and continues to appear on license plates and other items.

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1999 33¢ Earth Day
April 22, 1970

The First Earth Day 

On April 22, 1970, some 20 million people took part in the first Earth Day in America.  Today, the event has spread across the world and is celebrated by more than one billion people.

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1966 5¢ Migratory Bird Treaty
March 16, 1937

Bombay Hook National Wildlife Refuge

On March 16, 1937, Bombay Hook National Wildlife Refuge was established in Delaware. The refuge projects vital wetlands and salt marshes that serve as important breeding and wintering grounds for hundreds of species of waterfowl and migrating birds.

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