Maidenhead Railway Bridge, built by Isambard Kingdom Brunel and nicknamed the Sounding Arch, Maidenhead, Berkshire, England, United Kingdom, Europe

Maidenhead Railway Bridge, built by Isambard Kingdom Brunel and nicknamed the Sounding Arch, Maidenhead, Berkshire, England, United Kingdom, Europe

A monk sounding a gong, Vientiane, Laos, Indochina, Southeast Asia, Asia

A monk sounding a gong, Vientiane, Laos, Indochina, Southeast Asia, Asia

Southern elephant seal bull (Mirounga leoninar), sounding a challenge on the beach at Gold Harbor, South Georgia, Polar Regions

Southern elephant seal bull (Mirounga leoninar), sounding a challenge on the beach at Gold Harbor, South Georgia, Polar Regions

Joranda monk at dusk, wearing orange cloth, sounding a cymbal as preparation for ritual evening prayer, Joranda, Orissa, India, Asia

Nun at Buddhist ceremony sounding Buddhist brass bell, Tu An Buddhist temple, Saint Pierre en Faucigny, Haute-Savoie, France, Europe

Humpback Whale (Megaptera novaeangliae) sounding and researchers. Alaska

Humpback Whale (Megaptera novaeangliae) sounding. Chatham Straits, S.E. Alaska

Humpback Whale (Megaptera novaeangliae) Sounding showing tail in teh airRurutu, French Polynesia.

Humpback Whale (Megaptera novaeangliae) Sounding showing tail in teh airRurutu, French Polynesia.

Mixed Race cashier ringing up groceries

Cashier ringing up groceries

Violin mold and tools used for making an Italian-style violin

Norderney sounding vessel in motion in front of Norddeich, special ship for surveying the navigable water in the Wadden Sea, Lower Saxony, Germany, Europe