39. Noted Italian campanile that hints at each group of circled letters in this puzzle: THE LEANING TOWER.
The ALOHA Tower is a retired lighthouse that is considered one of the landmarks of the state of Hawaii in the United States.
COIT Tower is a 210-foot tower in the Telegraph Hill neighborhood of San Francisco, California, offering panoramic views over the city and the bay.
The EIFFEL Tower is a wrought-iron lattice tower on the Champ de Mars in Paris, France.
The SEARS Tower The Willis Tower (formerly known as and commonly referred to as the Sears Tower) is a 108-story, 1,450-foot (442.1 m) skyscraper in Chicago.
(Edited later: There's also a leaning CN Tower in the lower left.)
Melissa here. The definition of a campanile is an Italian bell tower. The other four towers here are not bell towers, but all are well-known landmarks.
Across:
1. With regard to: AS FOR.
6. One might be en route to the ER: EMT. Emergency Medical Technician.
9. Burn the midnight oil, perhaps: CRAM. Study for a test.
13. Leachman tied for the most (eight) Emmy wins as a performer: CLORIS. Always forget there's no H in her first name. Tied with Julia Louis-Dreyfus. Leachman died in January of this year.
15. Immediately: NOW.
16. Screenwriter Ephron: NORA. My daughter and I always watch Ephron's You've Got Mail over the holidays. Charming, even though the Joe Fox character is actually kind of a creep, imo. YGM is actually a remake of The Shop Around The Corner with Jimmy Stewart. Worth a watch if you haven't seen it.
17. Greet with a honk: TOOT AT.
18. Gave the okay to: GREENLIT.
20. Where a ring may be left: BATHTUB.
22. Beauty: GEM.
23. "Mangia!": EAT. Italian.
24. Like Vivaldi's "Spring": IN E. The first concerto of the Four Seasons is Spring, describing its freshness and beauty. Spring is a solo concerto with 3 movements: quick, slow, quick. The quick movements are written in Ritornello form, which literally means “returning”.
25. Like cartoons: ANIMATED.
28. Fröbe who played Goldfinger: GERT. James Bond. Auric Goldfinger was played by German actor Gert Fröbe. Fröbe, who did not speak English well, was dubbed in the film by Michael Collins, an English actor.
30. Martial arts rank: DAN. The term Dan (단) is commonly used in Korean martial arts to denote a black belt.
Literally, however, the word more closely translates as "level" or
"stage". For example, some jumping kicks are called "ee dan" kicks,
which translates as "level two", where ee is the number two in the
sino-Korean numbering system
31. Show with skits: REVUE.
35. Theater director?: USHER. Nice clue.
38. Brunch standard: MIMOSA. Champagne and chilled citrus juice, usually orange juice.
43. Gregarious: SOCIAL.
44. Miller's salesman: LOMAN. Arthur Miller's Willie Loman in Death of a Salesman is an insecure, self-deluded traveling salesman who believes in the American dream, but never achieves it.
45. Name in book publishing since 1915: KNOPF.
46. "Silk Stockings" co-star Charisse: CYD.
47. Yields to gravity: SAGS.
51. Fur coat quality: SOFTNESS.
55. Water tester: TOE.
56. Number of stars on Ghana's flag: ONE. The red represents the blood of those who died in the country's struggle for independence from Great Britain, the gold represents the mineral wealth of the country, the green symbolizes the country's rich forests and natural wealth, and the black star is the symbol of African emancipation.
59. Vein contents: ORE.
60. Singer Ed with albums titled "+," "x" and "˜": SHEERAN.
62. Like a tutor's lesson, often: REMEDIAL. Provided or intended for students who are experiencing learning difficulties.
65. Wedding acquisitions: IN-LAWS. Cute.
66. Dot-__: COMS.
67. Punk rock offshoot: EMO. A style of rock music resembling punk but having more complex arrangements and lyrics that deal with more emotional subjects.
68. Respect: ADMIRE.
69. Lose one's cool: SNAP.
70. Retired boomer: SST.
71. Some HDTVs: SONYS.
Down:
2. She took a day off with Ferris: SLOANE. Ferris's girlfriend who skips school with him. Played by Mia Sara.
3. Page number, often: FOOTER.
4. Sports med. branch: ORTH. Sports medicine is a subspecialty of orthopedic medicine
that deals with the physical fitness, preventive care and treatment of
amateur and professional athletes within the world of sports and
exercise.
5. Ranchero's rope: RIATA. A long, noosed rope, used to catch animals.
6. An official lang. of Malta: ENG. Malta has two official languages: Maltese and English.
7. Actor Freeman: MORGAN.
8. One in a storm, maybe: TWEET. A Tweetstorm is series of tweets from one person that starts with a number and a slash.
The first number is the order in which the tweet appears in a line of
tweets covering a single topic. The number after the slash is the number
of tweets from the same author. A Tweetstorm lets readers know how many
tweets to expect.
9. MSNBC rival: CNN.
10. Solo, for Ford: ROLE. Harrison Ford played the role of Han Solo in the Star Wars series.
11. Solo, for Fleming: ARIA. Renée Lynn Fleming (born February 14, 1959) is an American opera singer and soprano.
12. "The Resident" star Czuchry: MATT. Czuchry plays Dr. Conrad Hawkins in Fox's medical drama.
14. Flabbergast: STUN.
19. Many a retired professor: EMERITA.
21. Last of two Pennsylvania-born presidents: BIDEN. The other was James Buchanan, born in 1791.
26. Subject of a painting by Andy and a song by Elton: MARILYN.
27. Exorcism targets: DEMONS.
29. Dutch exports: TULIPS.
32. Promise: VOW.
33. Employ: USE.
34. Canal setting: EAR.
36. Ceviche or sashimi: SEAFOOD.
37. Villain #13 on AFI's "100 Years... 100 Heroes & Villains": HAL. From 2001: A Space Odyssey. Hal 2001, the eerily human-like computer aboard the Discovery space ship, represents technological advancement.
38. "Thelma & Louise" studio: MGM. Metro Goldwyn Mayer.
39. Sound of reproach: TSK.
40. Sweetie: HON.
41. Friendly opening?: ECO. Eco-friendly.
42. Connection points: NODES. A point at which lines or pathways intersect or branch; a central or connecting point.
46. Third-stringers: C TEAMS.
48. Subway in an Ellington classic: A TRAIN.
49. Miss the mark: GO AWRY.
50. Feels: SENSES.
52. Fast-food favorite: FRIES.
53. Branch of Islam: SHIA.
54. Thrills: SENDS. Tricky clue.
56. Tolkien monsters: ORCS.
57. Element #10: NEON. A noble gas. It's colorless and has no smell.
58. Madame Bovary: EMMA.
61. Ticklish Muppet: ELMO.
63. Clairvoyant's claim: ESP. Extra sensory perception.
64. Filming site: LOT.