Total Costs

Space Shuttle Program: $196 billion
Apollo Program: $25 billion (1973 dollars)
Interstate Highway System: $119 billion

Troubled Asset Relief Program: $365 billion not paid back
Federal Reserve liquidity efforts: $1,500 billion
Stimulus programs: $577 billion
AIG bailout: $127 billion
FDIC takeovers: $45 billion
Other bank bailouts: $366 billion
Fannie Mae and Freddie Mac bailouts: $110 billion