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Hawaiian surfer Garrett McNamara looks at the ocean before his surf session at Praia do Norte in Nazare on January 29, 2013. McNamara arrived on January 28 at Praia do Norte, the "north beach" in the village of Nazare, central Portugal, in an attempt to break his own record for the largest wave ever surfed in the world. On January 28, McNamara surfed a huge wave that could be higher than the one he surfed on November 1, 2011, a wave of 78 feet, recognized by Guinness World Records as the "largest ever surfed ". If the claims are verified, McNamara would have beaten his previous record, which was also set at Nazare. PATRICIA DE MELO MOREIRA/AFP/Getty Images

US surfer Garrett McNanamara makes a take off on a wave during a surf session at Praia do Norte beach in Nazare, Portugal, Wednesday, Jan. 30, 2013. McNamara is said to have broken his own world record for the largest wave surfed when he caught a wave reported to be around 100ft, off the coast of Nazare on Monday. If the claims are verified, it will mean that McNamara, who was born in Pittsfield, Massachusetts, USA, but whose family moved to Hawaii's North Shore when he was aged 11, has beaten his previous record, which was also set at Nazare, of 23.77 meters (78 feet) in November 2011. (AP Photo/Francisco Seco)

US surfer Garrett McNanamara rides a wave during a surf session at Praia do Norte beach in Nazare, Portugal, Wednesday, Jan. 30, 2013. McNamara is said to have broken his own world record for the largest wave surfed when he caught a wave reported to be around 100ft, off the coast of Nazare on Monday. If the claims are verified, it will mean that McNamara, who was born in Pittsfield, Massachusetts, USA, but whose family moved to Hawaii's North Shore when he was aged 11, has beaten his previous record, which was also set at Nazare, of 23.77 meters (78 feet) in November 2011. (AP Photo/Francisco Seco)

Hawaiian surfer Garrett McNamara carries his surfboard as he leaves the beach after a surf session at Praia do Norte in Nazare on January 29, 2013. McNamara arrived on January 28 at Praia do Norte, the "north beach" in the village of Nazare, central Portugal, in an attempt to break his own record for the largest wave ever surfed in the world. On January 28, McNamara surfed a huge wave that could be higher than the one he surfed on November 1, 2011, a wave of 23.77 meters recognized by Guinness World Records as the "largest ever surfed ". If the claims are verified, McNamara would have beaten his previous record, which was also set at Nazare. PATRICIA DE MELO MOREIRA/AFP/Getty Images

Hawaiian surfer Garrett McNamara leaves Praia do Norte after a surf session in Nazare on January 29, 2013. McNamara arrived on January 28 at Praia do Norte, the "north beach" in the village of Nazare, central Portugal, in an attempt to break his own record for the largest wave ever surfed in the world. On January 28, McNamara surfed a huge wave that could be higher than the one he surfed on November 1, 2011, a wave of 23.77 meters recognized by Guinness World Records as the "largest ever surfed ". If the claims are verified, McNamara would have beaten his previous record, which was also set at Nazare. PATRICIA DE MELO MOREIRA/AFP/Getty Images

US surfer Garrett McNamara, left, makes a take off on a wave at Praia do Norte beach in Nazare, Portugal, Tuesday, Jan. 29, 2013. McNamara is said to have broken his own world record for the largest wave surfed when he caught a wave reported to be around 100ft off the coast of Nazare on Monday. If the claims are verified, it will mean that McNamara, who was born in Pittsfield, Massachusetts but whose family moved to Hawaii's North Shore when he was aged 11, has beaten his previous record, which was also set at Nazare, of 78 feet in November 2011. (AP Photo/Francisco Seco)

US surfer Garrett McNamara rides a wave during a surf session at Praia do Norte in Nazare on January 30, 2013. McNamara currently holds the world record for the biggest wave surfed after riding a 78-foot (23.77 metre) breaker in Nazare, central Portugal, on November 1, 2011 but on January 28, 2013 was thought to have gone better at the same location. The 45-year-old from Hawaii was cautious about his exploit, though, telling reporters that he had "no idea" about the size of the wave and that his partner Kealii Mamala may even have set the new global benchmark. PATRICIA DE MELO MOREIRA/AFP/Getty Images

Hawaiian surfer Garrett McNamara carries his surfboard at Nazare's fishing harbor on January 29, 2013. McNamara arrived on January 28 at Praia do Norte, the "north beach" in the village of Nazare, central Portugal, in an attempt to break his own record for the largest wave ever surfed in the world. On January 28, McNamara surfed a huge wave that could be higher than the one he surfed on November 1, 2011, a wave of 23.77 meters recognized by Guinness World Records as the "largest ever surfed ". If the claims are verified, McNamara would have beaten his previous record, which was also set at Nazare. PATRICIA DE MELO MOREIRA/AFP/Getty Images

Hawaiian surfer Garrett McNamara carries his surfboard as he leaves the beach after a surf session at Praia do Norte in Nazare on January 29, 2013. McNamara arrived on January 28 at Praia do Norte, the "north beach" in the village of Nazare, central Portugal, in an attempt to break his own record for the largest wave ever surfed in the world. On January 28, McNamara surfed a huge wave that could be higher than the one he surfed on November 1, 2011, a wave of 23.77 meters recognized by Guinness World Records as the "largest ever surfed ". If the claims are verified, McNamara would have beaten his previous record, which was also set at Nazare. PATRICIA DE MELO MOREIRA/AFP/Getty Images

Hawaiian surfer Garrett McNamara sits next to his wife after taking part in a surf session at Praia do Norte in Nazare on January 29, 2013. McNamara arrived on January 28 at Praia do Norte, the "north beach" in the village of Nazare, central Portugal, in an attempt to break his own record for the largest wave ever surfed in the world. On January 28, McNamara surfed a huge wave that could be higher than the one he surfed on November 1, 2011, a wave of 23.77 meters recognized by Guinness World Records as the "largest ever surfed ". If the claims are verified, McNamara would have beaten his previous record, which was also set at Nazare. PATRICIA DE MELO MOREIRA/AFP/Getty Images

US surfer Garrett McNamara rests after a surf session at Praia do Norte beach in Nazare, Portugal, Tuesday, Jan. 29, 2013. McNamara is said to have broken his own world record for the largest wave surfed when he caught a wave reported to be around 100ft off the coast of Nazare on Monday. If the claims are verified, it will mean that McNamara has beaten his previous record, which was also set at Nazare, of 78 feet in November 2011. (AP Photo/Francisco Seco)

US surfer Garrett McNamara waits for a wave during a surf session at Praia do Norte in Nazare on January 30, 2013. McNamara currently holds the world record for the biggest wave surfed after riding a 78-foot (23.77 metre) breaker in Nazare, central Portugal, on November 1, 2011 but on January 28, 2013 was thought to have gone better at the same location. The 45-year-old from Hawaii was cautious about his exploit, though, telling reporters that he had "no idea" about the size of the wave and that his partner Kealii Mamala may even have set the new global benchmark. PATRICIA DE MELO MOREIRA/AFP/Getty Images

US surfer Garrett McNamara rides a wave during a surf session at Praia do Norte in Nazare on January 30, 2013. McNamara currently holds the world record for the biggest wave surfed after riding a 78-foot (23.77 metre) breaker in Nazare, central Portugal, on November 1, 2011 but on January 28, 2013 was thought to have gone better at the same location. The 45-year-old from Hawaii was cautious about his exploit, though, telling reporters that he had "no idea" about the size of the wave and that his partner Kealii Mamala may even have set the new global benchmark. PATRICIA DE MELO MOREIRA/AFP/Getty Images

Hawaiian surfer Garrett McNamara looks at the ocean before his surf session at Praia do Norte in Nazare on January 29, 2013. McNamara arrived on January 28 at Praia do Norte, the "north beach" in the village of Nazare, central Portugal, in an attempt to break his own record for the largest wave ever surfed in the world. On January 28, McNamara surfed a huge wave that could be higher than the one he surfed on November 1, 2011, a wave of 23.77 meters recognized by Guinness World Records as the "largest ever surfed ". If the claims are verified, McNamara would have beaten his previous record, which was also set at Nazare. PATRICIA DE MELO MOREIRA/AFP/Getty Images

US surfer Garrett McNamara rides a wave at Praia do Norte beach in Nazare, Portugal, Tuesday, Jan. 29, 2013. McNamara is said to have broken his own world record for the largest wave surfed when he caught a wave reported to be around 100ft off the coast of Nazare on Monday. If the claims are verified, it will mean that McNamara, who was born in Pittsfield, Massachusetts but whose family moved to Hawaii's North Shore when he was aged 11, has beaten his previous record, which was also set at Nazare, of 78 feet in November 2011. (AP Photo/Francisco Seco)

Hawaiian surfer Garrett McNamara carries his surfboard as he leaves the beach after a surf session at Praia do Norte in Nazare on January 29, 2013. McNamara arrived on January 28 at Praia do Norte, the "north beach" in the village of Nazare, central Portugal, in an attempt to break his own record for the largest wave ever surfed in the world. On January 28, McNamara surfed a huge wave that could be higher than the one he surfed on November 1, 2011, a wave of 23.77 meters recognized by Guinness World Records as the "largest ever surfed ". If the claims are verified, McNamara would have beaten his previous record, which was also set at Nazare. PATRICIA DE MELO MOREIRA/AFP/Getty Images