Up and down stairs

Stairs are aids for changing level.
Especially stairs made of steel or aluminum can create confusion.

The construction may look closed, even though it is actually open.

Up in the blue (sky), no the blue is under the stairs.

Seen from above, stairs looks a bit closed.?

These stairs seems not that helpful.?

Some stairs seems leading nowhere.?

Melodic stairs step by step.?

Abandoned stairs, stolen house or both.?

Gentlemen often say “ladies first” reaching stairs – are they gentlemen or…?