A mysterious monument covered in a binary code marks the heart of tech.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

Both church and state get put to the torch in this annual festival in the "Bonfire Capital of the World."

This tunnel entrance is built to resemble a grand castle but no one is quite sure why.

This breathtakingly beautiful botanical garden is home to a mob of wonderful wallabies.

World's largest bell sits on the grounds of the Kremlin in Moscow.

One of the world's tallest statues is also one of its most hated.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.