The United States National Arboretum is open daily from 8 a.m. to 5 p.m. year-round, while the National Bonsai & Penjing Museum is open daily from 10 a.m. to 4 p.m. Travelers can visit the museum ...

At the U.S. National Arboretum, Washington’s most famous bald eagle couple did not have any eaglets this spring.

WASHINGTON — As leaves start to change colors, one place to take in the sight is the National Arboretum in Northeast, D.C. -- and in addition to the beauty, there are also environmental ...

Nationally, there are 71,000 breeding pairs of bald eagles in the Lower 48 states — a major comeback from the 1960s when there were less than 500 breeding pairs, according to the U.S. Fish and ...

BALTIMORE — The cherry trees at the U.S. National Arboretum are in bloom, and will continue to blossom until late April, the United States Department of Agriculture said Monday.