Here is how major stock markets outside the United States ended on Thursday.
Ten simultaneous explosions killed 182 people in the Spanish capital three days before a national election, with Spain blaming the Basque separatist group ETA.
The market suffered its worst one-day fall since May last year as travel stocks skidded on concerns the bombs may cause travellers throughout the continent to cancel trips.
The benchmark S&P/ASX 200 index shed a mere 0.4 points, or 0.01 percent, to 3,413.6, after bouncing back from a near one-week low of 3,391.1, on brisk turnover of A$3.0 billion ($2.2 billion).
The All-share index closed at 10,720.93 points, down 175.33 or 1.61 percent.
The All Gold index closed at 2,233.55 points, down 47.5 or 2.08 percent, while the Industrial index closed at 7,283.93 points, down 110.14 or 1.49 percent.