In 2024, runner Tom Gibley intermittently performed this activity as he took part in the London Marathon. Visitors can see a Crystal Chamber lined with amethyst geodes before doing this activity in a 45,000-square-foot cave beneath Jarvis Estate. English merchant Steven Spurrier organized an event centered on this activity that TIME magazine reporter George Taber gave a punny name alluding to a Greek myth. The INAO and ISO co-name a standard size for an object used in this activity. Americans’ victory at a contest involving this activity, the 1976 “Judgment of Paris,” undercut French claims about terroir (“tehr-WAHR”). This activity’s “five S’s” include “sight” and “swirl,” and its participants might describe “notes” or deem a substance “full-bodied.” For 10 points, name this activity that might assess products of Napa Valley viticulture. ■END■