The+Best+Place+to+Hold+Championship+Igloo+Building+Competitions4

MakeMake

Makemake is the best place for an igloo building competion because it has a lot of ice. Plus it has the coolest name over all of the dwarf planets!!!!!!

=Neptune's moon Triton =

You would never run out of ice because the moon Triton is solid nitrogen.

Uranus

Uranus is the best place to hold championship igloo building competition because it is mostly made out of ice.