Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)

Participants ran to Tuttle Creek Reservoir for Manhattan's annual Polar Plunge where contestants could win prizes for best costume, top fundraising, and the team with the most participants. (Claiborn Shmidt | Collegian Media Group)