The lake is generally heart - shaped .
The lake covers an area of 1.8 km ( 0.69 sq mi ) or 2 km ( 0.77 sq mi ) with the adjoining fish ponds .
The lake is generally heart - shaped and covers an area of 1.8 km ( 0.69 sq mi ) or 2 km ( 0.77 sq mi ) with the adjoining fish ponds .