You are here. Cross U.S. Borders. Almost a million times each day, U.S. Customs and Border Patrol (CBP) officers welcome international travelers into the U.S. In screening both foreign visitors and returning U.S. citizens, CBP uses a variety of techniques to assure that global tourism remains safe and strong.
Birches are enchanting trees that embody beauty and grace. While most types of Birch trees grow to roughly 40 feet, some, such as the Paper and Yellow Birch can soar to 80 feet tall.irches are enchanting trees that embody beauty and grace. While most types of Birch trees grow to roughly 40 feet, some, such as the Paper and Yellow Birch can soar to 80 feet tall.
Overview. The silver birch tree (Betula pendula), also known as the European birch, grows to a height of between 35 to 75 feet.The tree makes an ideal shade tree during the summer months and creates a fall color show of brilliant yellow leaves.Numerous cultivars produce varying looks.verview. The silver birch tree (Betula pendula), also known as the European birch, grows to a height of between 35 to 75 feet.