Crossword puzzle clue "one of two engineering features depicted in this puzzle"

One of two engineering features depicted in this puzzle

He won 26 Oscars, including an Academy Honorary Award (consisting of one full-sized and seven miniature statuettes) for the film depicted in this puzzle's starred answers

Something needed to play the game depicted in this puzzle ... or a hint to the six circled answers

Liability for a political candidate ... as depicted four times in this puzzle?

Provider of an old silk hat, e.g. (as depicted at the top of this puzzle)

Pleased look (as depicted by this puzzle's grid)

Getting high in an enclosed space, and what's literally depicted five times in this puzzle?

Setting depicted by this puzzle's grid