A model walks the runway during the Neon Sao Paulo Fashion Week Spring/Summer 2013 Collections Show on June 14, 2012 in Sao Paulo, Brazil. (Photo by Fernanda Calfat)

With temperatures soaring and summer well underway, countless Americans will be spending their Independence Day weekend at the beach. Here we revisit some classic images from the turn-of-the-century to the 1930's of vacations by the sea, from Coney Island to Santa Monica.

Japan' s Kaori Sakamoto competes in the women' s single skating short program of the figure skating event during the Pyeongchang 2018 Winter Olympic Games at the Gangneung Ice Arena in Gangneung on February 21, 2018. (Photo by John Sibley/Reuters)

Resident Taina holds her brother Ysaque in the hallway outside their apartment in an occupied building in the Mangueira “favela” community on August 13, 2016 in Rio de Janeiro, Brazil. (Photo by Mario Tama/Getty Images)

Artists perform during the Closing Ceremony of the Rio 2016 Olympic Games at the Maracana Stadium in Rio de Janeiro, Brazil, 21 August 2016. (Photo by Sergei Ilnitsky/EPA)

Skeleton involves a person riding a small sled down a frozen track while lying face down. The sport is a more intense form of luge because skeleton competitors leap onto the sled and slide downhill head first. Skeleton athletes can reach up to 80 mph on straightaways, causing forces up to 5g, so the helmet is a critical component for attitude as well as safety.

A model showcases designs by Friend Of Mine on the catwalk during Rosemount Australian Fashion Week Spring/Summer 2011/12 at Overseas Passenger Terminal on May 2, 2011 in Sydney, Australia. (Photo by Stefan Gosatti/Getty Images)