NYT Connections today – my hints and answers for July 6 (#1121)

Looking for NYT Connections answers and hints? Here's all you need to know to solve today's game, plus my commentary on the puzzles.
19FortyFive on MSN

At 70,000 feet, Olympus Mons on Mars stands two and a half times taller than Mount Everest ...

A person standing on the largest volcano in the solar system would never know it. Olympus Mons rises 70,000 feet over Mars on ...