Maya Angelou recites her poem 'On the Pulse of Morning' at the inauguration of President Bill Clinton on January 20, 1993.
Pregnant women could also go for a swim at a swimming pool, but it can also be risky in some circumstances. The chemicals used in swimming pools can be dangerous for moms-to-be and their babies, if too much is being added to the water, but normal levels of chlorine are generally OK unless the water is ingested.
Generally speaking, boating on a sleepy body of water such as a still lake while pregnant is completely safe. However, as with all outdoor activities during pregnancy, you should really get the final word from your doctor before making plans to go boating.