The gems of French Guiana.

Saint-Laurent-du-Maroni: Crique Tatou, set deep in the Amazon rainforest along the Paul Isnard track, offers clear, sandy-bottomed water and three carbets.

Near Saint-Georges, the Saut Maripa on the Oyapock River offers rapids, swimming, four hiking trails, and the remains of an early 20th-century railway.

Roura: the Molokoi Trail, French Guiana's longest waymarked trail at 18 km, crosses the equatorial forest with two trailheads and a free overnight shelter at the midpoint.

In Montsinéry-Tonnégrande, the Bagne des Annamites penal colony can be explored via a 5 km trail: ruins of a penitentiary where Indochinese deportees were imprisoned.

Roura: Grillon Creek, in the Bélizon forest, reveals an approximately 20-metre waterfall at the end of an easy trail.

Roura: the Fourgassier falls, accessible via the Kaw road 40 minutes from Cayenne, offer swimming in natural pools and picnic tables.

Régina: Angèle Creek, a tributary of the Approuague River, is reached after a 3-hour forest hike and leads to several waterfalls.

In Kourou, the Cocoteraie Beach (Parc de la Cocoteraie) brings together swimming, a skate park, a basketball court, and cultural events.

Cayenne, French Guiana: the Botanical Garden showcases tropical flora — orchids, palms and medicinal plants — and invites visitors to explore and learn.

Sinnamary, French Guiana: the Pont de Madame de Maintenon, a 19th-century stone bridge, spans the Sinnamary river and links its two banks.

In Cayenne, the mural BIEN GRILLÉES by artist Bassa pays tribute to a roasted peanut vendor, painted on the base of the lighthouse at Fort Cépérou.

Cayenne: the Museum of Guyanese Cultures presents Amerindian collections, colonial archives and contemporary art, with workshops and lectures.

Rémire-Montjoly : le Fort Diamant, érigé de 1840 à 1849 à l'embouchure du Mahury, offre un point de vue sur l'Atlantique et le départ d'un sentier.

In Cayenne, YUNAE by artist Bassa depicts a Kalin'a indigenous woman — both nurturer and warrior — inspired by the Voodoo deity Erzulie.

Cayenne: Fort Céperou, a listed historic monument on Mont Céperou, has dominated the city and the mouth of the Cayenne river since the 17th century.

Cayenne, French Guiana: the "Broken Chains" monument, unveiled in 2011, commemorates the abolition of slavery and the memory of the slave trade.

Between Saint-Georges and Régina, the Savane Roche Virginie is a granite inselberg offering a 360° view over the forest after a 1h30 to 2-hour hike.

Between Sinnamary and Iracoubo, French Guiana: the Grand Pripri de Yiyi stretches across nearly 15,000 hectares of marshes, mangroves, and flooded savannas.

Cayenne: an easy 3.8 km trail through dense forest just minutes from the city centre, with views over the sea and mangroves.

Sinnamary: a 2.5 km walk through humid tropical forest along the Saint-Élie track — a family-friendly, nature-focused and educational trail.

Maripasoula: Mont Talwakem, in the Tumuc-Humac range, is reached via a nine-day trek through pristine Amazonian rainforest.

Kourou: the Montagne des Singes, on CNES land, offers a 650 m botanical trail and a 3.9 km loop reaching 161 m above sea level.

Matoury, French Guiana: the Sentier des Américains, an easy 4.5 km loop through swamp forest, partly within the Mont Grand Matoury Nature Reserve.

In Cayenne, the Mont Bourda trail offers a 3.8 km loop through tropical rainforest leading to the Calvary, a concrete cross erected in 1961.