Here's the purported wreckage of a US B-52, which was possibly shot down by a surface-to-air-missile during Operation Linebacker II in 1972.
Read more about the operation and how the B-52 was shot down here.
Next to the B-52 appears to be a US M-48 Patton main battle tank.
Read more about M48s, which was named after US Gen. George S. Patton, here.
It also appears to have an M3 Half-track, which was an armored personnel carrier.
Read more about M3s here.
And what appears to be two A-1 Skyraiders (lower left), which were attack aircraft that often provided close air support.
Source: US Air Force
The museum has many more US, and even Russian, platforms too. Check out their website here.