fly.io[1] supports Postgres clusters with read replicas in different cities[2] It looks like AWS's Aurora Postgres doesn't support cross-region read replicas,

fly.io[1] supports Postgres clusters with read replicas in different cities[2] It looks like AWS's Aurora Postgres doesn't support cross-region read replicas, but apparently their Aurora "Global Database" offering does[3] - [1] https://fly.io https://fly.io - [2] https://fly.io/docs/reference/postgres/#scaling-horizontally-adding-more-replicas https://fly.io/docs/reference/postgres/#scaling-horizontally... - [3] https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/AuroraPostgreSQL.Replication.html#AuroraPostgreSQL.Replication.Replicas https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide...