Information & Facts
$3 (adults), $2 (seniors). Children under 12
English is the most common language but Spanish is often
spoken in south-western states.
The US Dollar (USD) is the unit of currency and is divided into
100 cents. Only major banks exchange foreign currency. ATMs are
widespread and credit cards and travellers cheques are widely
accepted. Travellers cheques should be taken in US Dollars to avoid
hassles. Banking hours are Monday to Friday 9am to 3pm.
Tours: Every half hour 10am-6pm (22 October to June);
9am-9pm (1 July to mid-August); 9am-7pm (mid-August to 21 October).
Tours stop an hour before closing.