On March 3-5, 2017, Łąck hosted the Warsaw and Mazovia Indoor Cup - Juliana won two gold.

Final, Children I, double turn (regular / regular)

Place: I 
Obstacle height: 115/120
Number of obstacles: 10/8
Number of jumps: 13/11
Time of first turn : 74.18
Time of second turn: 50.51
Time norm: 71 / 60
Additional information: 
Number of horses entered: 8
Number of horses that started: 8
Number of horses that completed the competition: 8

Finals, Juniors, double turn (regular / regular)
Place: I
Obstacle height: 115/120
Number of obstacles: 10/8
Number of strokes: 13/11
Time of the first turn: 62, 05 
Time of the second turn: 50.51 
Time norm: 71/60
Additional information: 
Number of horses entered: 8
Number of horses that competed: 8
Number of horses that completed the competition: 8