Maryland is south of Pennsylvania.
Pennsylvania and New york borders Lake Ontario to the south.
Pennsylvania borders Maryland to the south.
New South Wales has the longest
maryland and delaware
North Dakota borders South Dakota. North Carolina borders South Carolina.
Canada borders the north, Mexico borders the south.
Mexico borders the US on the south and Canada on the north.
From east to west, the states that border Lake Erie are New York, Pennsylvania, Ohio, and Michigan. Ohio has the longest border, with only tips of New York, Pennsylvania, and Michigan bordering the lake. Canada's Ontario province borders Lake Erie on to the north.
Montana borders North and South Dakota,
On the north South Africa borders Botswana, Zimbabwe and Mozambique
The states that border Maryland are Delaware, Pennsylvania, and Virginia.