Name the country
The Humulus lupulus is our water.
The heart is our location.
and we are surrounded by the Shakespeare sea.
You are in:
Czech Republic has the highest beer consumption per capita in the world.
Czech Republic is sometimes called the Heart of Europe
Third clue (credit to M Oehm for the find):
The third clue is a reference to a painting and a poem of the name Bohemia Lies by the Sea, the poem was inspired by Shakespeare's play, The Winter's Tale, scene III, "Bohemia. A Desert Country near the Sea."