▁Daniel ▁P . ▁Bur ton ▁became ▁the ▁first ▁person ▁to ▁ride ▁a ▁bi ke ▁across ▁Ant arct ica ▁to ▁the ▁South ▁P ole , ▁starting ▁at ▁Her cules ▁In let ▁and ▁b ik ing ▁ ▁to ▁the ▁South ▁P ole ▁on ▁a ▁carbon ▁fi ber ▁B ore alis ▁Y ampa ▁fat bi ke ▁ ▁with ▁ ▁wide ▁t ires . ▁ ▁F at bi ke ▁destin ations ▁Popular ▁fat b ik ing ▁destin ations ▁are ▁pre domin antly ▁found ▁in ▁the ▁northern ▁lat itudes ▁of ▁the ▁United ▁States , ▁Canada , ▁and ▁some ▁Nord ic ▁countries . ▁Commun ities ▁such ▁as ▁Can more ▁and ▁B rag g ▁Creek ▁in ▁Southern ▁Al berta ▁have ▁become ▁early - ad op ters ▁and ▁premier ▁destin ations ▁for ▁the ▁sport . ▁ ▁See ▁also ▁ ▁Ant arct ica ▁Cy cling ▁Ex ped itions ▁ ▁Out line ▁of ▁cy cling ▁ ▁References ▁ ▁Category : C ycle ▁types ▁Category : Off - road ▁vehicles ▁Category : Mount ain ▁b ik ing <0x0A> </s> ▁Pro b able ▁G - prote in ▁couple d ▁re ceptor ▁ 1 5 3 ▁is ▁a ▁protein ▁that ▁in ▁humans ▁is ▁encoded ▁by ▁the ▁G PR 1 5 3 ▁gene . ▁ ▁References ▁ ▁Further ▁reading ▁ ▁Category : G ▁protein - cou ple d ▁re cept ors <0x0A> </s> ▁In ▁cos met ics , ▁skin ▁ton er ▁or ▁simply ▁ton er ▁refers ▁to ▁a ▁lot ion ▁or ▁was h ▁designed ▁to ▁clean se ▁the ▁skin ▁and ▁shr ink ▁the ▁appearance ▁of ▁por es