where is highgarden where the tyrells are from?
<answer> It lies on the Mander and is where the Ocean Road meets the Roseroad, making it an important crossroads. <context> The Reach and the location of Highgarden. Highgarden is a castle which serves as the seat of House Tyrell, regional capital of the Reach and the heart of chivalry in the Seven Kingdoms. It lies on the Mander and is where the Ocean Road meets the Roseroad, making it an important crossroads. Mace Tyrell is the Lord of Highgarden.