The Seat of Power of House Tyrell. It lies on the Mander and there the Ocean Road meets the Roseroad, making it an important crossroads. The tiered-walled castle has groves and fountains, shady courtyards, and marble colonnades. There are fields of golden roses that stretch as far as the eye can see. Fruits grown nearby include melons, peaches, and fireplums.
|a road in southern Westeros that runs from Lannisport in the Westerlands to Highgarden in the Reach.|
|the largest river in the Reach.|
|The Shield Islands
|composed of four islands: Greenshield, Greyshield, Oakenshield, and Southshield. The Shield Islands are located to the west of Highgarden and serves as a shield to the Mander river from the Iron Islands.|