The last seashell is eluding me. Otherwise I got all the badges.

Near the title sign, on the center of the camp, is where I found the last one I missed

how to get the treasure hunt badge

	▲	_air an hour ago \| parent \| next [-]
		Grab a metal detector to the left of the volleyball court. Then hold it near the bottom left edge of the court
	▲	SamBam an hour ago \| parent \| prev [-]
		You need to stop spamming this message. This isn't Reddit.