Wayasewa (sometimes spelled Waya Sewa) is one of the more dramatic islands in the southern Yasawas, with steep volcanic ridges rising sharply from the coastline and a rugged interior that rewards those willing to walk. The main hike climbs to the highest point on the island — roughly 350 metres — from where the views across the Yasawa chain and back toward the Mamanucas are exceptional on a clear day.
The trail is unmarked in parts and can be slippery after rain, so going with a local guide from one of the village-based guesthouses is both practical and helpful. The guides move quickly but are used to visitors; they will stop at notable points and explain what is around you. Allow two to three hours for the full climb and descent, and carry plenty of water — there is no shade on the upper section and the heat is intense.
Wayasewa is at the southern end of the chain, two to three hours from Denarau on the Yasawa Flyer, making it a good first stop for travellers arriving from Nadi. Several budget backpacker resorts and village bures operate here, and the snorkelling just off the beach is decent even if the reefs do not rival those of Kuata or Naviti.