Who was president of the US when Congress passed the first Clean Air Act?

More Questions:

Along with Indiana Ave, and Illinois Ave, what is the third third red property on a Monopoly board?

In what comic strip would you find siblings Honi and Hamlet?

What Shakespeare play features three witches chanting "double, double, toil & trouble, fire burn and cauldron bubble"?

What US city is home to the Gateway Arch?

In which hemisphere is the Tropic of Cancer located?

Where is the Parthenon located?

'Mach One" refers to the speed of what?

Mallard and Ruddy are species of what bird?

What famous horse belonged to Dudley Do-Right?

Metropolis is the home city of which fictitious hero?

What year was Robert Downey Jr.'s first movie, "Pound" released in?

In the 1982 movie "E.T. The Extra-Terrestrial', who plays Elliot's younger sister?

In the 1995 movie "Babe', what Christmas carol does Babe sing?

The first significant gold rush in the US occurred in what state?

What was the name of the first US human spaceflight?