Thanks all, for the quick replies. If I weren't in charge of about 16 people, I'd do the town by bus, on my own. I guess it will be saner to book us a guide and check out the island together.
Eric, Ocean Wave Tours is already booked that day, but thx for the link. I'll continue my search...
🚢 Cruise with your favorite Keene Luxury Travel Staff Member! 💰 5% KLT Reward plus Shipboard Credit available (amount varies per voyage)! 💲 Offering Enhanced KLT Rewards on voyages hosted by Ngaire & Clay!