Please check the coins in your pocket first. ALL coins in the U.S. have their reverse sides oriented 180 degrees from the front.
If you flip the dollar like a book page, the head will be right side up and the eagle will be upside down. That's normal.
OTOH, on the off chance that both sides point the same direction you could have a rotated die error, or you could have a counterfeit. A professional dealer or appraiser would have to examine the coin to determine which.
All 1967 US quarter dollars have the eagle upside down.
Eisenhower was on the one dollar coin, and it's worth one dollar.
A 2002 silver eagle is worth whatever one ounce of silver is worth. At the time of writing, an ounce of silver is worth about $22 and a silver eagle would be worth the same. However, silver fluctuates in price on a minute to minute basis.
Although it has an Eagle on the reverse, the coin is not a Eagle coin, it's an 1885 Morgan dollar worth from $23.00-$30.00
Silver spot price = about $14/oz
The silver Eagle bullion is worth one dollar in United States dollar. It was first released in the United States on November 24th 1986 and is the only dollar coin.
A 1992 American Eagle Bullion Silver Dollar in MS65 condition is worth: $24.00.
3-19-12>> It is worth its silver content of around $30.
It's a 1924 Peace dollar not a American Silver Eagle and the date is very common with values of $14.00-$19.00 in circulated condition
The 1924 silver dollar is called a Peace dollar because it says Peace on the side with the eagle. It is worth about $25 for the silver alone. If the condition is better, it is worth more.
You are probably asking about American Eagle silver dollars. These are worth about the spot price of silver. Currently they are worth about $32.
A 2004 American Silver Eagle in Uncirculated condition is worth about $17. Proof is worth about $40.