Will my WorldESIM provide signal at coastal attractions like the Whitsundays and Bay of Islands?

Yes, WorldESIM generally offers good connectivity in popular coastal tourist areas. You'll likely have signal on many of the larger islands and tour vessels in Australia's Whitsundays, particularly around Airlie Beach and Hamilton Island, allowing you to share stunning photos. Similarly, in New Zealand's Bay of Islands, coverage is strong in towns like Paihia and Russell, and often extends to major ferry routes. Be aware that signal can occasionally be intermittent when far out at sea or in very secluded coves.