Stilt fishermen are seen at a beach in Galle, Sri Lanka, April 7, 2019. Stilt fishing is a method of fishing unique to the island country of Sri Lanka. Local fishermen sit on a crossbar called "petta", which is tied to a vertical pole driven into the sand a few meters offshore. From that position, a fisherman will cast his rod and wait until a fish takes the bait. (Photos: Xinhua)

Stilt fishermen are silhouetted at a beach in Galle, Sri Lanka, April 7, 2019. Stilt fishing is a method of fishing unique to the island country of Sri Lanka. Local fishermen sit on a crossbar called "petta", which is tied to a vertical pole driven into the sand a few meters offshore. From that position, a fisherman will cast his rod and wait until a fish takes the bait.

Stilt fishermen are silhouetted at a beach in Galle, Sri Lanka, April 7, 2019. Stilt fishing is a method of fishing unique to the island country of Sri Lanka. Local fishermen sit on a crossbar called "petta", which is tied to a vertical pole driven into the sand a few meters offshore. From that position, a fisherman will cast his rod and wait until a fish takes the bait.

A stilt fisherman is seen at a beach in Galle, Sri Lanka, April 7, 2019. Stilt fishing is a method of fishing unique to the island country of Sri Lanka. Local fishermen sit on a crossbar called "petta", which is tied to a vertical pole driven into the sand a few meters offshore. From that position, a fisherman will cast his rod and wait until a fish takes the bait.

A stilt fisherman is seen at a beach in Galle, Sri Lanka, April 7, 2019. Stilt fishing is a method of fishing unique to the island country of Sri Lanka. Local fishermen sit on a crossbar called "petta", which is tied to a vertical pole driven into the sand a few meters offshore. From that position, a fisherman will cast his rod and wait until a fish takes the bait.

Stilt fishermen are seen at a beach in Galle, Sri Lanka, April 7, 2019. Stilt fishing is a method of fishing unique to the island country of Sri Lanka. Local fishermen sit on a crossbar called "petta", which is tied to a vertical pole driven into the sand a few meters offshore. From that position, a fisherman will cast his rod and wait until a fish takes the bait.

A stilt fisherman is seen at a beach in Galle, Sri Lanka, April 7, 2019. Stilt fishing is a method of fishing unique to the island country of Sri Lanka. Local fishermen sit on a crossbar called "petta", which is tied to a vertical pole driven into the sand a few meters offshore. From that position, a fisherman will cast his rod and wait until a fish takes the bait.

Stilt fishermen are silhouetted at a beach in Galle, Sri Lanka, April 7, 2019. Stilt fishing is a method of fishing unique to the island country of Sri Lanka. Local fishermen sit on a crossbar called "petta", which is tied to a vertical pole driven into the sand a few meters offshore. From that position, a fisherman will cast his rod and wait until a fish takes the bait.