Item with features that begin this puzzle's four longest answers

Question:

Answer:

RIVER

Length:

Similar Crossword Questions:

Spars in the ring, and features of the four longest puzzle answers
Org. that has four teams with non-plural nicknames, which begin this puzzle's four longest answers
Any of five that begin this puzzle's longest answers
Shades of it begin this puzzle's four longest answers
Featured article hidden in this puzzle's nine longest answers
What you might get from the ends of this puzzle's six longest answers
The four longest answers in this puzzle end in them
A different one is hidden in each of this puzzle's seven longest answers
Role model hidden in this puzzle's longest answers
What this puzzle's seven longest answers have in common
AprÃ¨s-___ (following a day on the slopes -- and, literally, where the first words of the four longest puzzle answers can be found)
Cyberchuckle, and a hint to this puzzle's four longest answers
Apt subject for today that's hidden in this puzzle's four longest answers
Theme of this puzzle hidden in the seven other longest across answers
Computer malady (and what can follow the starts of the four longest puzzle answers)
"Figure head" found in this puzzle's longest answers
'Old MacDonald' sequence found in this puzzle's 10 longest answers
Summer coolers, briefly, and a hint to this puzzle's six longest answers
Spell "bound" by this puzzle's four longest answers
Number of times this puzzle's theme word appears diagonally in the grid (to complete the puzzle, shade those words plus the Down answers that begin where they meet)
They're hidden in this puzzle's seven longest answers
Triatomic gas in a thinning layer ... and, symbolically, what appears in this puzzle's four longest answers
Houses with sharply angled roofs, and what this puzzle's four longest answers literally have in common
Radio studio feature, and what each of this puzzle's four other longest answers literally is
What this puzzle's four longest answers have in common