Four pictures of the lego sets based on the fourth Potter film, 'Goblet of Fire', have surfaced at Legacek. They should be avaliable for purchase this Summer.

The pictures include lego deatheaters, the graveyard, the Durmstrang ship, the first task, the second task and a Krum figure with shark fins.

The graveyard, a death eater, Harry and Voldemort.
The Durmstrang ship
Other side of the ship
The Horntail, the first task, the golden egg, Ron, Hermione, Krum and the under water task.

Source: Harry Potter Fan Zone