Didn't one US president want to build a wall?
I always wondered why he didn't want to plant a hedge. A hedge would have been more effective. And if it's full of spiky plants, like cacti and agaves, further south, people won't want to climb through it.
In Australia they tried making a rabbit-proof fence. It's the longest fence in the world.
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Rabbit-proof fence - Wikipedia
en.wikipedia.org
Hi Lanolin;
A hedge is a good thought but those who cross the border have tools, knives and even weapons that can destroy the prickly plants.
The rabbit fence may work against the rabbitos but they didn't consider kangaroos that can jump up to 10 feet.
L
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