STRANGE SEABED ANOMALY NEAR MAR-A-LAGO JUST OFF SHORE(!)COULD IT BE..?

Google Earth Pro 2019 Updated Imagery....

Yucatan Pentagon Anomaly~ 20°35'22.58"N 87°30'38.63"W

Bahamian SeaBed Pentagon~ 26°18'53.03"N 77°37'28.13"W

Mar A Lago Anomaly~ 26°40'49.79"N 80° 1'50.40"W

Brazil ( Alcantara Base ) Pentagon ~ 2°17'38.94"S 44°25'26.59"W

BE..?