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. (-5[1])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. (10[1])The INAO and ISO co-name a standard size (10[1])for an object (-5[1])used in this (-5[1])activity. Americans’ victory at a contest involving this activity, (10[1])the (10[1])1976 “Judgment (-5[1])of Paris,” (10[2]-5[2])undercut (10[1])French (10[1])claims (-5[1])about (-5[1])terroir (-5[1])(“tehr-WAHR”). This activity’s “five S’s” include “sight” and “swirl,” (10[1])and its participants might describe “notes” or deem a substance (10[1])“full-bodied.” (10[2])For 10 points, name this activity that might assess products of Napa Valley (10[1])viticulture. (10[3])■END■ (10[4])