Interacting Galaxies
M51
"Whirlpool"
NGC 1253/1253A
NGC 3169/3166/3156
NGC 3227
NGC 4038/4039
"Antennae"
NGC 4438/4435
"The eyes"
NGC 4676 A/B
"The Mice"
NGC 4490/4485
NGC 4567/4568
"Siamese twins"
NGC 4654/4639
NGC 5296/5297
NGC 5566
NGC 7541/7537