Namibia.

Water off Swakopmund sits at 12-16°C year-round thanks to the Benguela current, and Sandwich Harbour requires a guided tour, no self-drive allowed.

Namibia's 90 day visa exemption covers US, UK, EU, and most Commonwealth passports, but the fee for on arrival or e-visa applicants changes by nationality, so confirm it on the Ministry of Home Affairs site first.

Namibia carves some of Africa's most dramatic canyon landscapes from ancient rock formations, where millions of years of erosion have sculpted deep gorges through desert terrain that rivals anything you'll find in North America...